Utilizing Drip Irrigation Systems for Efficient Watering
In San Marcos, were no strangers to the challenges of maintaining lush, green lawns under the baking Texan sun. Drought Friendly Landscapes That Look Amazing in San Marcos . Its not an easy job, but hey, weve got some tricks up our sleeves. And one of the most efficient, water-saving methods weve adopted is the use of drip irrigation systems!
Now, you might be thinking, "Whats so special about drip irrigation?" Well, let me tell you, it doesnt just water your lawn-it does so with precision and efficiency. This means that no water gets wasted, and every single drop goes where its needed most. Thats something we cant say about traditional watering methods, now is it?
Unlike conventional sprinkler systems, which can be inefficient and waste water by spraying it into the air (where a good portion of it can evaporate before reaching the ground), drip irrigation systems release water slowly and directly to the plants roots. This not only saves water but also encourages healthier plant growth.
But remember, just because youre using a drip irrigation system doesnt mean you cant make mistakes. Its crucial to not set your system up and forget about it. Monitoring is a must! Keep an eye on it to ensure its working correctly, and not over or under watering your plants.
Also, installing a drip irrigation system isnt something you should rush.
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Its not as simple as laying out some tubes and calling it a day. Youve got to plan it out, taking into account the type of plants you have, their water needs, and the layout of your lawn.
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Once its up and running, though, youll wonder how you ever managed without it. Not only will your lawn look healthier, but youll also be doing your part in conserving water. And lets be honest, in a place like San Marcos, where water can be scarce, thats not just good-its downright essential.
So, if youre not already utilizing a drip irrigation system for your lawn, what are you waiting for?
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Its high time you joined the ranks of the water-wise gardeners of San Marcos! And remember, every drop counts. So lets make em all count, alright?
Best Time to Water Lawns in San Marcos
In San Marcos, youre probably wondering, "Whens the best time to water my lawn?" Well, sit tight, Im about to let you in on some easy irrigation tips thatll have your San Marcos lawn looking evergreen and lush!
First off, watering your lawn aint just a matter of turning on your sprinkler system. Nah, theres a whole lot more to it. And the most critical factor? Timing! Yes, you heard that right. The time of day you choose to water your lawn can make a huge difference to how your grass grows.
Early morning, folks! Thats the best time to water your lawn. Ideally, youd want to start watering as early as 4 a.m. and wrap it up by 10 a.m.
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Why, you ask? Well, its simple. Sunrise is usually cool and windless, which means less water will evaporate. It also gives your lawn a good long drink before the sun gets fierce.
But, heres the kicker! (You didnt think it was that straightforward, did you?) If you cant manage to water your lawn in the early morning, late evening is your next best bet. However, you should avoid watering after sundown. Night watering can lead to the growth of fungus and other plant diseases.
Ah, but what about the afternoon, you wonder? Heres where the negation comes in. Dont, and I repeat, dont water your lawn in the heat of the day. Its practically pointless. The majority of the water you use will simply evaporate in the hot sun before it can benefit your lawn.
Now, how about sprinkler systems? Theyre a godsend, aint they? Well, yes and no. While they save you the trouble of standing around with a hose, they can also cause water wastage if not set correctly. So make sure youve got it pointed at the grass and not the sidewalk!
So there you have it, folks! Your guide to the best time to water lawns in San Marcos. Remember, its all about the timing (and a bit of common sense!). Happy watering!
Understanding the Impact of San Marcos Climate on Lawn Irrigation
San Marcos, oh boy! Its a place like no other. Its got its own unique climate and that, my friend, can have a huge impact on how you irrigate your lawn. It aint a one-size-fits-all situation, no sir!
First off, the climate in San Marcos isnt exactly what youd call "standard."
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Its a subtropical humid climate, with hot summers and mild winters (I am not saying its bad, just different). This means that the watering needs of your lawn are going to differ from what you might be used to in other places.
For example, during the summer months, your lawn is gonna need a lot more water than it does during the cooler months. However, dont let that fool you into thinking you should just leave your sprinklers running all day long! Thats a common mistake and its definitely a no-no. Too much water can cause just as much damage as too little. It can lead to problems like root rot and make your lawn more susceptible to disease and insects.
So, whats the solution then? Well, you need to water deeply but infrequently. This encourages the roots of your grass to grow deep, which makes your lawn more drought-tolerant and healthier overall.
Its also crucial to water your lawn at the right time of day. You might think it doesnt matter, but it does! Watering in the heat of the day can cause a lot of the water to evaporate before it can be absorbed. The best time to water is early in the morning, before the sun gets too hot.
Remember, though, every lawn is unique and what works for one might not work for another. So, experiment a little, adjust your watering schedule as needed and always keep an eye on how your lawn is doing.
Oh, and one more thing! Dont forget to take into account any rainfall. If its been a wet week, you might not need to water at all.
Understanding the impact of San Marcos climate on lawn irrigation can seem complicated, but it doesnt have to be. With a little knowledge and some common sense, you can keep your lawn looking great all year round. Trust me, its worth it!
Implementing Smart Sprinklers for Optimal Lawn Health
When it comes to maintaining optimal lawn health, many homeowners in San Marcos often overlook the importance of easy irrigation tips. One such tip thats gaining popularity (and rightly so!) is the implementation of smart sprinklers.
Now, you might be wondering, whats a smart sprinkler? Well, unlike traditional sprinklers that just water your lawn indiscriminately, smart sprinklers are, well, smarter. Theyre designed to provide the right amount of water at the right time, which not only promotes healthier grass growth but also conserves water.
Now, lets dive into how to implement these smart sprinklers for optimal lawn health.
Firstly, youll need to get your hands on a smart sprinkler system. There are numerous brands out there in the market, so its crucial to do your research and choose one that suits your needs. Sure, they might cost a bit more than regular sprinklers, but the long-term benefits they offer make them worth the investment.
Once youve got your smart sprinkler, its time to set it up. Most systems come with an app that you can download to your smartphone. This app allows you to customize your watering schedule (based on the type of grass you have, the season, and the local weather conditions). No more worrying about overwatering or underwatering your lawn!
Ah, but theres a catch! Even the best smart sprinkler cant do it all on its own. You have to ensure your lawn is mowed regularly and fertilized appropriately. Also, keep an eye out for any signs of disease or pests. Remember, your smart sprinkler is merely a tool to help you achieve optimal lawn health, its not a magic wand.
Lastly, dont forget to monitor your lawns progress. If you notice your grass looking healthier and greener, then congratulations - your smart sprinkler is doing its job. But if you dont see any improvement or if your lawns condition worsens, dont hesitate to consult with a professional. They can provide valuable insight and advice on how to better care for your lawn.
Implementing smart sprinklers for optimal lawn health might seem a bit daunting at first, but trust me, its simpler than it seems! With a bit of patience and effort, youll have a lush, green lawn thats the envy of your neighbors. And the best part? Youll be doing your bit for the environment by conserving water. Now, isnt that something worth striving for!
San Diego (SAN dee-AY-goh, Spanish: [san ˈˈ djeɣɣ o] is a city on the Pacific coastline of Southern California, beside the Mexico–-- United States border. It is the eighth-most populated city in the U. S. and second-most populous city in California with a populace of over 1. 4 million, while the San Diego city with over 3. 3 million homeowners is the 18th-largest metropolitan area in the nation. San Diego is the region seat of San Diego Area. It is recognized for its light Mediterranean environment, extensive coastlines and parks, lengthy organization with the USA Navy, and current development as a wireless, electronics, healthcare, and biotechnology growth facility. Historically home to the Kumeyaay people, San Diego has been referred to as the Native home of California, as it was the initial website visited and settled by Europeans on what is currently the West Shore of the USA. In 1542, Juan Rodríguez Cabrillo declared the location for Spain, forming the basis for the settlement of Alta The golden state, 200 years later. The Presidio and Mission San Diego de Alcalá, established in 1769, formed the initial European negotiation in what is currently California. In 1821, San Diego became part of the freshly stated Mexican Empire. The golden state was delivered to the U. S. in 1848 following the Mexican–-- American War and was confessed as the 31st state in 1850. The largest industries of the economic situation of San Diego include military and defense-related tasks, tourist, international profession, study, and production. The city is home to a number of colleges, consisting of UC San Diego, San Diego State College, and the University of San Diego. San Diego is the economic center of the San Diego–-- Tijuana area, the second-most heavily populated transborder city in the Western Hemisphere, home to an approximated 5 million individuals as of 2022. The key boundary crossing in between San Diego and Tijuana, the San Ysidro Port of Access, is the busiest worldwide land border going across in the world beyond Asia (fourth-busiest general). San Diego International Flight Terminal (SAN) is the busiest single-runway airport terminal in the United States.
San Diego's name can be traced back to the 17th century when Spanish explorer Sebastián Vizcaíno bestowed it upon the area in 1602. He named the bay and the surrounding area "San Diego de Alcalá" in honor of Saint Didacus of Alcalá.[21]
Prior to the Spanish establishment of San Diego, the Kumeyaay town was called Kosa'aay, meaning "drying out place" in the Kumeyaay language.[22] After the establishment of San Diego, the Kumeyaay called town and city Tepacul Watai, meaning "Stacked Big".[23]Luiseño speakers in the North County region called it Pushuyi.[24]
The Kumeyaay, referred to by the Spanish as Diegueños, have inhabited the area for thousands of years.
What has been referred to as the San Dieguito complex was established in the area at least 9,000 years ago.[25] The Kumeyaay may have culturally evolved from this complex or migrated into the area around 1000 C.E.[26] Archaeologist Malcolm Rogers hypothesized that the early cultures of San Diego were separate from the Kumeyaay, but this claim is disputed.[27] Rogers later reevaluated his claims, yet they were influential in shaping historical tellings of early San Diego history.[27]
The Kumeyaay established villages scattered across the region, including the village of Kosa'aay which was the Kumeyaay village that the future settlement of San Diego would stem from in today's Old Town.[22][28] The village of Kosa'aay was made up of thirty to forty families living in pyramid-shaped housing structures and was supported by a freshwater spring from the hillsides.[22]
The permanent European colonization of both California and San Diego began in 1769 with the arrival of four contingents of Spaniards from New Spain and the Baja California peninsula. Two seaborne parties reached San Diego Bay: the San Carlos, under Vicente Vila and including as notable members the engineer and cartographer Miguel Costansó and the soldier and future governor Pedro Fages, and the San Antonio, under Juan Pérez. An initial overland expedition to San Diego from the south was led by the soldier Fernando Rivera and included the Franciscan missionary, explorer, and chronicler Juan Crespí, followed by a second party led by the designated governor Gaspar de Portolá and including the mission president Junípero Serra.[30]
In May 1769, Portolà established the Presidio of San Diego on a hill near the San Diego River above the Kumeyaay village of Cosoy,[22] which would later become incorporated into the Spanish settlement,[28] making it the first settlement by Europeans in what is now the state of California. In July of the same year, Mission San Diego de Alcalá was founded by Franciscan friars under Serra.[31][32] The mission became a site for a Kumeyaay revolt in 1775, which forced the mission to relocate six miles (10 km) up the San Diego River.[33] By 1797, the mission boasted the largest native population in Alta California, with over 1,400 neophytes living in and around the mission proper.[34] Mission San Diego was the southern anchor in Alta California of the historic mission trail El Camino Real. Both the Presidio and the Mission are National Historic Landmarks.[35][36]
In 1821, Mexico won its independence from Spain, and San Diego became part of the Mexican territory of Alta California. In 1822, Mexico began its attempt to extend its authority over the coastal territory of Alta California. The fort on Presidio Hill was gradually abandoned, while the town of San Diego grew up on the level land below Presidio Hill. The Mission was secularized by the Mexican government in 1834, and most of the Mission lands were granted to former soldiers. The 432 residents of the town petitioned the governor to form a pueblo, and Juan María Osuna was elected the first alcalde ("municipal magistrate"). Beyond the town, Mexican land grants expanded the number of California ranchos that modestly added to the local economy.
However, San Diego had been losing population throughout the 1830s, due to increasing tension between the settlers and the indigenous Kumeyaay and in 1838 the town lost its pueblo status because its size dropped to an estimated 100 to 150 residents.[37] The ranchos in the San Diego region faced Kumeyaay raids in the late 1830s and the town itself faced raids in the 1840s.[38]
Americans gained an increased awareness of California, and its commercial possibilities, from the writings of two countrymen involved in the often officially forbidden, to foreigners, but economically significant hide and tallow trade, where San Diego was a major port and the only one with an adequate harbor: William Shaler's "Journal of a Voyage Between China and the North-Western Coast of America, Made in 1804" and Richard Henry Dana's more substantial and convincing account, of his 1834–36 voyage, Two Years Before the Mast.[39]
In 1846, the United States went to war against Mexico and sent a naval and land expedition to conquer Alta California. At first, they had an easy time of it, capturing the major ports including San Diego, but the Californios in southern Alta California struck back. Following the successful revolt in Los Angeles, the American garrison at San Diego was driven out without firing a shot in early October 1846. Mexican partisans held San Diego for three weeks until October 24, 1846, when the Americans recaptured it. For the next several months the Americans were blockaded inside the pueblo. Skirmishes occurred daily and snipers shot into the town every night. The Californios drove cattle away from the pueblo hoping to starve the Americans and their Californio supporters out. On December 1, the American garrison learned that the dragoons of General Stephen W. Kearney were at Warner's Ranch. Commodore Robert F. Stockton sent a mounted force of fifty under Captain Archibald Gillespie to march north to meet him. Their joint command of 150 men, returning to San Diego, encountered about 93 Californios under Andrés Pico.
In the ensuing Battle of San Pasqual, fought in the San Pasqual Valley which is now part of the city of San Diego, the Americans suffered their worst losses in the campaign. Subsequently, a column led by Lieutenant Gray arrived from San Diego, rescuing Kearny's command.[40] Stockton and Kearny went on to recover Los Angeles and force the capitulation of Alta California with the "Treaty of Cahuenga" on January 13, 1847. As a result of the Mexican–American War of 1846–48, the territory of Alta California, including San Diego, was ceded to the United States by Mexico, under the terms of the Treaty of Guadalupe Hidalgo in 1848. The Mexican negotiators of that treaty tried to retain San Diego as part of Mexico, but the Americans insisted that San Diego was "for every commercial purpose of nearly equal importance to us with that of San Francisco", and the Mexican–American border was eventually established to be one league south of the southernmost point of San Diego Bay.[41]
The state of California was admitted to the United States in 1850. That same year San Diego was designated the seat of the newly established County of San Diego and was incorporated as a city. Joshua H. Bean, the last alcalde of San Diego, was elected the first mayor. Two years later the city was bankrupt;[42] the California legislature revoked the city's charter and placed it under control of a board of trustees, where it remained until 1889. A city charter was reestablished in 1889, and today's city charter was adopted in 1931.[43]
The original town of San Diego was located at the foot of Presidio Hill, in the area which is now Old Town San Diego State Historic Park. The location was not ideal, being several miles away from navigable water at its port at La Playa. In 1850, William Heath Davis promoted a new development by the bay shore called "New San Diego", several miles south of the original settlement; however, for several decades the new development consisted only of a pier, a few houses and an Army depot for the support of Fort Yuma. After 1854, the fort became supplied by sea and by steamboats on the Colorado River and the depot fell into disuse. From 1857 to 1860, San Diego became the western terminus of the San Antonio-San Diego Mail Line, the earliest overland stagecoach and mail operation from the Eastern United States to California, coming from Texas through New Mexico Territory in less than 30 days.[44]
In the late 1860s, Alonzo Horton promoted a move to the bayside area, which he called "New Town" and which became downtown San Diego. Horton promoted the area heavily, and people and businesses began to relocate to New Town because its location on San Diego Bay was convenient to shipping. New Town soon eclipsed the original settlement, known to this day as Old Town, and became the economic and governmental heart of the city.[45] Still, San Diego remained a relative backwater town until the arrival of a railroad connection in 1878.
In 1916, the neighborhood of Stingaree, the original home of San Diego's first Chinatown and "Soapbox Row", was demolished by anti-vice campaigners to make way for the Gaslamp Quarter.[49]
In the early part of the 20th century, San Diego hosted the World's Fair twice: the Panama–California Exposition in 1915 and the California Pacific International Exposition in 1935. Both expositions were held in Balboa Park, and many of the Spanish/Baroque-style buildings that were built for those expositions remain to this day as central features of the park.[50] The menagerie of exotic animals featured at the 1915 exposition provided the basis for the San Diego Zoo.[51] During the 1950s there was a citywide festival called Fiesta del Pacifico highlighting the area's Spanish and Mexican past.[52]
During World War II, San Diego became a major hub of military and defense activity, due to the presence of so many military installations and defense manufacturers. The city's population grew rapidly during and after World War II, more than doubling between 1930 (147,995) and 1950 (333,865).[57] During the final months of the war, the Japanese had a plan to target multiple U.S. cities for biological attack, starting with San Diego. The plan was called "Operation Cherry Blossoms at Night" and called for kamikaze planes filled with fleas infected with plague (Yersinia pestis) to crash into civilian population centers in the city, hoping to spread plague in the city and effectively kill tens of thousands of civilians. The plan was scheduled to launch on September 22, 1945, but was not carried out because Japan surrendered five weeks earlier.[58][59][60]
After World War II, the military continued to play a major role in the local economy, but post–Cold War cutbacks took a heavy toll on the local defense and aerospace industries. The resulting downturn led San Diego leaders to seek to diversify the city's economy by focusing on research and science, as well as tourism.[61]
In the early 1960s, Tom Hom would become the first Asian American member of the San Diego City Council.[62] He would be succeeded by Leon Williams, the first Black member of the city council.[63]
From the start of the 20th century through the 1970s, the American tuna fishing fleet and tuna canning industry were based in San Diego, "the tuna capital of the world".[64] San Diego's first tuna cannery was founded in 1911, and by the mid-1930s the canneries employed more than 1,000 people. A large fishing fleet supported the canneries, mostly staffed by immigrant fishermen from Japan, and later from the Azores and Italy whose influence is still felt in neighborhoods like Little Italy and Point Loma.[65][66] Due to rising costs and foreign competition, the last of the canneries closed in the early 1980s.[67]
Downtown San Diego was in decline in the 1960s and 1970s, but experienced some urban renewal since the early 1980s, including the opening of Horton Plaza, the revival of the Gaslamp Quarter, and the construction of the San Diego Convention Center; Petco Park opened in 2004.[68] Outside of downtown, San Diego annexed large swaths of land and for suburban expansion to the north and control of the San Ysidro Port of Entry.
As the Cold War ended, the military shrank and so did defense spending. San Diego has since become a center of the emerging biotech industry and is home to telecommunications giant Qualcomm. San Diego had also grown in the tourism industry with the popularity of attractions such as the San Diego Zoo, SeaWorld San Diego, and Legoland California in Carlsbad.[69]
The city lies on approximately 200 deep canyons and hills separating its mesas, creating small pockets of natural open space scattered throughout the city and giving it a hilly geography.[71] Traditionally, San Diegans have built their homes and businesses on the mesas, while leaving the urban canyons relatively wild.[72] Thus, the canyons give parts of the city a segmented feel, creating gaps between otherwise proximate neighborhoods and contributing to a low-density, car-centered environment. The San Diego River runs through the middle of San Diego from east to west, creating a river valley that serves to divide the city into northern and southern segments. Several reservoirs and Mission Trails Regional Park also lie between and separate developed areas of the city.
Notable peaks within the city limits include Cowles Mountain, the highest point in the city at 1,591 feet (485 m);[9]Black Mountain at 1,558 feet (475 m); and Mount Soledad at 824 feet (251 m). The Cuyamaca Mountains and Laguna Mountains rise to the east of the city, and beyond the mountains are desert areas. Cleveland National Forest is a half-hour drive from downtown San Diego. Numerous farms are found in the valleys northeast and southeast of the city.
Under the Köppen–Geiger climate classification system, the San Diego area has been variously categorized as having either a hot semi-arid climate (BSh in the original classification[74] and BSkn in modified Köppen classification with the n denoting summer fog)[75] or a hot-summer Mediterranean climate[76] (Csa).[77] San Diego's climate is characterized by warm, dry summers and mild winters, with most of the annual precipitation falling between December and March. The city has a mild climate year-round,[78] with an average of 201 days above 70 °F (21 °C) and low rainfall (9–13 inches [230–330 mm] annually).
The climate in San Diego, like most of Southern California, often varies significantly over short geographical distances, resulting in microclimates. In San Diego, this is mostly because of the city's topography (the Bay, and the numerous hills, mountains, and canyons). Frequently, particularly during the "May gray/June gloom" period, a thick "marine layer" cloud cover keeps the air cool and damp within a few miles of the coast, but yields to bright cloudless sunshine approximately 5–10 miles (8–16 km) inland.[79] Sometimes the June gloom lasts into July, causing cloudy skies over most of San Diego for the entire day.[80][81] Even in the absence of June gloom, inland areas experience much more significant temperature variations than coastal areas, where the ocean serves as a moderating influence. Thus, for example, downtown San Diego averages January lows of 50 °F (10 °C) and August highs of 78 °F (26 °C). The city of El Cajon, just 12 miles (19 km) inland from downtown San Diego, averages January lows of 42 °F (6 °C) and August highs of 88 °F (31 °C).
The average surface temperature of the water at Scripps Pier in the California Current has increased by almost 3 °F (1.7 °C) since 1950, according to scientists at Scripps Institution of Oceanography.[82] Additionally, the mean minimum is now above 40 °F (4 °C), putting San Diego in hardiness zone 11, with the last freeze having occurred many decades ago.
Annual rainfall along the coast averages 10.65 inches (271 mm) and the median is 9.6 inches (240 mm).[83] The months of December through March supply most of the rain, with February the only month averaging 2 inches (51 mm) or more. The months of May through September tend to be almost completely dry. Although there are few wet days per month during the rainy period, rainfall can be heavy when it does fall. Rainfall is usually greater in the higher elevations of San Diego; some of the higher areas can receive 11–15 inches (280–380 mm) per year. Variability from year to year can be dramatic: in the wettest years of 1883/1884 and 1940/1941, more than 24 inches (610 mm) fell, whilst in the driest years there was as little as 3.2 inches (80 mm). The wettest month on record is December 1921 with 9.21 inches (234 mm).
Snow in the city is rare, having been observed only six times in the century and a half that records have been kept.[84] On February 21, 2019, snow fell and accumulated in residential areas of the city, but none fell in the downtown area.[85]
Source: NOAA (sun, relative humidity, and dew point 1961–1990)[87][88][89]
^Mean monthly maxima and minima (i.e. the highest and lowest temperature readings during an entire month or year) calculated based on data at said location from 1991 to 2020.
^Official precipitation records for San Diego were kept at the Weather Bureau Office in downtown from October 1850 to December 1859 at the Mission San Diego and from November 1871 to June 1939 and a variety of buildings at downtown, and at San Diego Int'l (Lindbergh Field) since July 1939.[86] Temperature records, however, only date from October 1874. For more information on data coverage, see ThreadEx
Like much of Southern California, the majority of San Diego's current area was originally occupied on the west by coastal sage scrub and on the east by chaparral, plant communities made up mostly of drought-resistant shrubs.[90] The steep and varied topography and proximity to the ocean create a number of different habitats within the city limits, including tidal marsh and canyons. The chaparral and coastal sage scrub habitats in low elevations along the coast are prone to wildfire, and the rates of fire increased in the 20th century, due primarily to fires starting near the borders of urban and wild areas.[91]
San Diego's broad city limits encompass a number of large nature preserves, including Torrey Pines State Natural Reserve, Los Peñasquitos Canyon Preserve, and Mission Trails Regional Park. Torrey Pines State Natural Reserve and a coastal strip continuing to the north constitute one of only two locations where the rare species of Torrey Pine, Pinus torreyana, is found.[92] Due to the steep topography that prevents or discourages building, along with some efforts for preservation, there are also a large number of canyons within the city limits that serve as nature preserves, including Switzer Canyon, Tecolote Canyon Natural Park,[93] and Marian Bear Memorial Park in San Clemente Canyon,[94] as well as a number of small parks and preserves.
San Diego County has one of the highest counts of animal and plant species that appear on the endangered list of counties in the United States.[95] Because of its diversity of habitat and its position on the Pacific Flyway, San Diego County has recorded 492 different bird species, more than any other region in the country.[96] San Diego always scores high in the number of bird species observed in the annual Christmas Bird Count, sponsored by the Audubon Society, and it is known as one of the "birdiest" areas in the United States.[97][98]
San Diego and its backcountry suffer from periodic wildfires. In October 2003, San Diego was the site of the Cedar Fire, at that time the largest wildfire in California over the past century.[99] The fire burned 280,000 acres (1,100 km2), killed 15 people, and destroyed more than 2,200 homes.[100] In addition to damage caused by the fire, smoke resulted in a significant increase in emergency room visits; the poor air quality caused San Diego County schools to close for a week.[101] The October 2007 California wildfires destroyed some areas, particularly within Rancho Bernardo, as well as the nearby communities of Rancho Santa Fe and Ramona.[95]
The City of San Diego recognizes 52 individual areas as Community Planning Areas.[102] Within a given planning area there may be several distinct neighborhoods. Altogether the city contains more than 100 identified neighborhoods.
For the most part, San Diego neighborhood boundaries tend to be understood by its residents based on geographical boundaries like canyons and street patterns.[104] The city recognized the importance of its neighborhoods when it organized its 2008 General Plan around the concept of a "City of Villages".[105]
San Diego was originally centered on the Old Town district, but by the late 1860s the focus had shifted to the bayfront, in the belief that this new location would increase trade. As the "New Town" – present-day Downtown – waterfront location quickly developed, it eclipsed Old Town as the center of San Diego.[45]
The first skyscraper over 300 feet (91 m) in San Diego was the El Cortez Hotel, built in 1927; it was the tallest building in the city until 1963.[106] As time went on, multiple buildings claimed the title of San Diego's tallest skyscraper, including the 530 B Street and Symphony Towers. Currently the tallest building in San Diego is One America Plaza, standing 500 feet (150 m) tall, which was completed in 1991.[107] The downtown skyline contains no supertall buildings due to a regulation put in place by the Federal Aviation Administration (FAA) in the 1970s, which set a 500 feet (152 m) limit on the height of buildings within a one-mile (1.6 km) radius of San Diego International Airport.[108] An iconic description of the skyline includes its skyscrapers being compared to the tools of a toolbox.[109]
San Diego, California – Racial and ethnic composition Note: the US Census treats Hispanic/Latino as an ethnic category. This table excludes Latinos from the racial categories and assigns them to a separate category. Hispanics/Latinos may be of any race.
The city had a population of 1,307,402 according to the 2010 census, distributed over a land area of 372.1 square miles (963.7 km2).[117] The urban area of San Diego had a total population of 2,956,746, making it the third-largest in the state, after those of Los Angeles and San Francisco.
The 2010 population represented an increase of just under 7% from the 1,223,400 people reported in 2000.[112] The population density was 3,771.9 inhabitants per square mile (1,456.3/km2). The racial makeup of San Diego was 58.9% White, 6.7% African American, 0.6% Native American, 15.9% Asian (5.9% Filipino, 2.7% Chinese, 2.5% Vietnamese, 1.3% Indian, 1.0% Korean, 0.7% Japanese, 0.4% Laotian, 0.3% Cambodian, 0.1% Thai). 0.5% Pacific Islander (0.2% Guamanian, 0.1% Samoan, 0.1% Native Hawaiian), 12.3% from other races, and 5.1% from two or more races. 28.8% of the population was Hispanic or Latino (of any race);[112][118] 24.9% of the total population was of Mexican heritage, 1.4% Spanish and 0.6% Puerto Rican. The median age of Hispanic residents was 27.5 years, compared to 35.1 years overall and 41.6 years among non-Hispanic whites; Hispanic San Diegans were the largest group under the age of 18, while non-Hispanic whites constituted 63.1% of population 55 and older.
Map of racial distribution in San Diego, 2010 U.S. Census. Each dot is 25 people:
⬤ Non-Hispanic White
⬤ Black
⬤ Asian
⬤ Hispanic
⬤ Other
As of January 2019[update], the San Diego City and County had the fifth-largest homeless population among major cities in the United States, with 8,102 people experiencing homelessness.[119] In the city of San Diego, 4,887 individuals were experiencing homelessness according to the 2020 count.[120] A December 11, 2023, article in The San Diego Union-Tribune by Blake Nelson reports a notable decline in the homeless population in downtown San Diego, specifically in the urban core. According to data from the Downtown San Diego Partnership, the number of individuals living outside or in vehicles has reached a two-year low, standing at approximately 1,200 as of last month. The decrease is attributed to the implementation of the city's camping ban and the concerted efforts to establish new shelters. While enforcement has led to relatively few individuals being punished, the threat of legal consequences appears to have played a role in the reduction.[121]
In 2000 there were 451,126 households, out of which 30.2% had children under the age of 18 living with them, 44.6% were married couples living together, 11.4% had a female householder with no husband present, and 39.8% were non-families. Households made up of individuals account for 28.0%, and 7.4% had someone living alone who was 65 years of age or older. The average household size was 2.61, and the average family size was 3.30.
The U.S. Census Bureau reported that in 2000, 24.0% of San Diego residents were under 18, and 10.5% were 65 and over.[112] As of 2011[update] the median age was 35.6; more than a quarter of residents were under age 20 and 11% were over age 65.[122]Millennials (ages 26 through 42) constitute 27.1% of San Diego's population, the second-highest percentage in a major U.S. city.[123] The San Diego County regional planning agency, SANDAG, provides tables and graphs breaking down the city population into five-year age groups.[124]
In 2000, the median income for a household in the city was $45,733, and the median income for a family was $53,060. Males had a median income of $36,984 versus $31,076 for females. The per capita income for the city was $35,199.[125] According to Forbes in 2005, San Diego was the fifth wealthiest U.S. city,[126] but about 10.6% of families and 14.6% of the population were below the poverty line, including 20.0% of those under age 18 and 7.6% of those age 65 or over.[125] As of January 1, 2008, estimates by the San Diego Association of Governments revealed that the household median income for San Diego rose to $66,715, up from $45,733 in 2000.[127]
San Diego was named the ninth-most LGBT-friendly city in the U.S. in 2013.[128] The city also has the seventh-highest population of gay residents in the U.S. Additionally in 2013, San Diego State University (SDSU), one of the city's prominent universities, was named one of the top LGBT-friendly campuses in the nation.[129]
San Diego hosts the largest naval fleet in the world:[140] In 2008 it was home to 53 ships, over 120 tenant commands, and more than 35,000 sailors, marines, Department of Defense civilian employees and contractors.[141] About 5 percent of all civilian jobs in the county are military-related, and 15,000 businesses in San Diego County rely on Department of Defense contracts.[141]
Military bases in San Diego include US Navy facilities, Marine Corps bases, and Coast Guard stations. The city is "home to the majority of the U.S. Pacific Fleet's surface combatants, all of the Navy's West Coast amphibious ships and a variety of Coast Guard and Military Sealift Command vessels".[141][142]
The military infrastructure in San Diego is still growing and developing, with numerous military personnel stationed there, numbers of which are expected to rise. This plays a significant role in the city's economy, as of 2020[update], it provides roughly 25% of the GDP and provides 23% of the total jobs in San Diego.[143][144][145]
San Diego County hosted more than 32 million visitors in 2012; collectively they spent an estimated $8 billion. The visitor industry provides employment for more than 160,000 people.[150]
San Diego's cruise ship industry used to be the second-largest in California. Numerous cruise lines operate out of San Diego. However, cruise ship business has been in decline since 2008, when the Port hosted over 250 ship calls and more than 900,000 passengers. By 2016–2017, the number of ship calls had fallen to 90.[151]
Local sightseeing cruises are offered in San Diego Bay and Mission Bay, as well as whale-watching cruises to observe the migration of gray whales, peaking in mid-January.[152]Sport fishing is another popular tourist attraction; San Diego is home to southern California's biggest sport fishing fleet.[153]
San Diego's commercial port and its location on the United States–Mexico border make international trade an important factor in the city's economy. The city is authorized by the United States government to operate as a foreign-trade zone.[154]
The city shares a 15-mile (24 km) border with Mexico that includes two border crossings. San Diego hosts the busiest international border crossing in the world, in the San Ysidro neighborhood at the San Ysidro Port of Entry.[155] A second, primarily commercial border crossing operates in the Otay Mesa area; it is the largest commercial crossing on the California–Baja California border and handles the third-highest volume of trucks and dollar value of trade among all United States-Mexico land crossings.[156]
The Port of San Diego is the third-busiest port in California and one of the busiest on the West Coast. One of the Port of San Diego's two cargo facilities is located in downtown San Diego at the Tenth Avenue Marine Terminal. This terminal has facilities for containers, bulk cargo, and refrigerated and frozen storage, so that it can handle the import and export of many commodities.[157] In 2009 the Port of San Diego handled 1,137,054 short tons of total trade; foreign trade accounted for 956,637 short tons while domestic trade amounted to 180,417 short tons.[158]
Historically tuna fishing and canning was one of San Diego's major industries,[159] although the American tuna fishing fleet is no longer based in San Diego. Seafood company Bumble Bee Foods is headquartered in San Diego, as was Chicken of the Sea until 2018.[160][161]
San Diego hosts several major producers of wireless cellular technology. Qualcomm was founded and is headquartered in San Diego, and is one of the largest private-sector employers in San Diego.[162] Other wireless industry manufacturers headquartered here include Nokia, LG Electronics,[163]Kyocera International,[164]Cricket Communications and Novatel Wireless.[165] San Diego also has the U.S. headquarters for the Slovakian security company ESET.[166] San Diego has been designated as an iHub Innovation Center for potential collaboration between wireless and the life sciences.[167]
The University of California, San Diego and other research institutions have helped to fuel the growth of biotechnology.[168] In 2013, San Diego had the second-largest biotech cluster in the United States, below Greater Boston and above the San Francisco Bay Area.[169] There are more than 400 biotechnology companies in the area.[170] In particular, the La Jolla and nearby Sorrento Valley areas are home to offices and research facilities for numerous biotechnology companies.[171] Major biotechnology companies like Illumina and Neurocrine Biosciences are headquartered in San Diego, while many other biotech and pharmaceutical companies have offices or research facilities in San Diego. San Diego is also home to more than 140 contract research organizations (CROs) that provide contract services for pharmaceutical and biotechnology companies.[172]
San Diego has high real estate prices. San Diego home prices peaked in 2005, and then declined along with the national trend. As of December 2010, prices were down 36 percent from the peak,[173]median price of homes having declined by more than $200,000 between 2005 and 2010.[174] As of May 2015, the median price of a house was $520,000.[175] In November 2018 the median home price was $558,000. The San Diego metropolitan area had one of the worst housing affordability rankings of all metropolitan areas in the United States in 2009.[176] The San Diego Housing Market experienced a decline in the median sold price of existing single-family homes between December 2022 and January 2023, with a 2.9% decrease from $850,000 to $824,950.[177] As of 2023, the majority of homes (nearly 60%) in San Diego are listed above $1 million, with the city's median home price at $910,000, ranking it fourth highest among the 30 largest U.S. cities.[178][179]
Consequently, San Diego has experienced negative net migration since 2004. A significant number of people have moved to adjacent Riverside County, commuting daily to jobs in San Diego, while others are leaving the area altogether and moving to more affordable regions.[180]
The city is governed by a mayor and a nine-member city council. In 2006, its government changed from a council–manager government to a strong mayor government, as decided by a citywide vote in 2004. The mayor is in effect the chief executive officer of the city, while the council is the legislative body.[181] The City of San Diego is responsible for police, public safety, streets, water and sewer service, planning and zoning, and similar services within its borders. San Diego is a sanctuary city,[182] however, San Diego County is a participant of the Secure Communities program.[183][184] As of 2011[update], the city had one employee for every 137 residents, with a payroll greater than $733 million.[185]
The members of the city council are each elected from single-member districts within the city. The mayor and city attorney are elected directly by the voters of the entire city. The mayor, city attorney, and council members are elected to four-year terms, with a two-term limit.[186] Elections are held on a non-partisan basis per California state law; nevertheless, most officeholders do identify themselves as either Democrats or Republicans. In 2007, registered Democrats outnumbered Republicans by about 7 to 6 in the city,[187] and Democrats currently (as of 2025[update]) hold all nine seats on the city council. The current mayor, Todd Gloria, is a member of the Democratic Party.
Areas of the city immediately adjacent to San Diego Bay ("tidelands") are administered by the Port of San Diego, a quasi-governmental agency which owns all the property in the tidelands and is responsible for its land use planning, policing, and similar functions. San Diego is a member of the regional planning agency San Diego Association of Governments (SANDAG). Public schools within the city are managed and funded by independent school districts (see below).
After narrowly supporting Lyndon B. Johnson in 1964, San Diego provided majorities to all six Republican presidential candidates from 1968 to 1988. However, in more recent decades, San Diego has trended in favor of Democratic presidential candidates for president. George H. W. Bush in 1988 is the last Republican candidate to carry San Diego in a presidential election.
Then-mayor Roger Hedgecock was forced to resign his post in 1985, after he was found guilty of one count of conspiracy and 12 counts of perjury, related to the alleged failure to report all campaign contributions.[193][194] After a series of appeals, the 12 perjury counts were dismissed in 1990 based on claims of juror misconduct; the remaining conspiracy count was reduced to a misdemeanor and then dismissed.[195]
A 2002 scheme to underfund pensions for city employees led to the San Diego pension scandal. This resulted in the resignation of newly re-elected Mayor Dick Murphy[196] and the criminal indictment of six pension board members.[197] Those charges were finally dismissed by a federal judge in 2010.[198]
On November 28, 2005, U.S. Congressman Randy "Duke" Cunningham resigned after being convicted on federal bribery charges. He had represented California's 50th congressional district, which includes much of the northern portion of the city of San Diego. In 2006, Cunningham was sentenced to a 100-month prison sentence.[199]
In 2005 two city council members, Ralph Inzunza and Deputy Mayor Michael Zucchet, were convicted of extortion, wire fraud, and conspiracy to commit wire fraud for taking campaign contributions from a strip club owner and his associates, allegedly in exchange for trying to repeal the city's "no touch" laws at strip clubs.[200] Both subsequently resigned. Inzunza was sentenced to 21 months in prison.[201] In 2009, a judge acquitted Zucchet on seven out of the nine counts against him, and granted his petition for a new trial on the other two charges;[202] the remaining charges were eventually dropped.[203]
In July 2013, three former supporters of Mayor Bob Filner asked him to resign because of allegations of repeated sexual harassment.[204] Over the ensuing six weeks, 18 women came forward to publicly claim that Filner had sexually harassed them,[205] and multiple individuals and groups called for him to resign. Filner agreed to resign effective August 30, 2013, subsequently pleading guilty to one felony count of false imprisonment and two misdemeanor battery charges.[206][207]
Like most major cities, San Diego had a declining crime rate from 1990 to 2000. 1991 would mark the city's deadliest year, registering 179 homicides[208] within city limits (while the region as a whole peaked at 278 homicides),[209] capping off an unabated, eight-year climb in murders, rapes, robberies, and assault dating back to 1983. At the time, the city was ranked last among the 10 most populous U.S. cities in homicides per 1,000 population, and ninth in crimes per 1,000.[210] From 1980 to 1994, San Diego surpassed 100 murders ten times before tapering off to 91 homicides in 1995. That number would not exceed 79 for the next 15 years.[211] Crime in San Diego increased in the early 2000s.[212][213][214] In 2004, San Diego had the sixth lowest crime rate of any U.S. city with over half a million residents.[214] From 2002 to 2006, the crime rate overall dropped 0.8%, though not evenly by category. While violent crime decreased 12.4% during this period, property crime increased 1.1%. Total property crimes per 100,000 people were lower than the national average in 2008.[215]
According to Uniform Crime Report statistics compiled by the Federal Bureau of Investigation (FBI) in 2010, there were 5,616 violent crimes and 30,753 property crimes. Of these, the violent crimes consisted of forcible rapes, 73 robberies and 170 aggravated assaults, while 6,387 burglaries, 17,977 larceny-thefts, 6,389 motor vehicle thefts and 155 acts of arson defined the property offenses.[216] In 2013, San Diego had the lowest murder rate of the ten largest cities in the United States.[217]
Public schools in San Diego are operated by independent school districts. The majority of the public schools in the city are served by San Diego Unified School District, the second-largest school district in California, which includes 11 K–8 schools, 107 elementary schools, 24 middle schools, 13 atypical and alternative schools, 28 high schools, and 45 charter schools.[218]
According to education rankings released by the U.S. Census Bureau in 2017, 44.4% of San Diegans (city, not county) ages 25 and older hold bachelor's degrees, compared to 30.9% in the United States as a whole. Wallethub ranks San Diego as the 23rd-most educated city in the United States, based on these figures.[219]
The largest university in the area is the University of California, San Diego (UC San Diego). The university is the southernmost campus of the University of California system and is the second largest employer in the city. It has the seventh largest research expenditure in the country.[220]
The city-run San Diego Public Library system is headquartered downtown and has 36 branches throughout the city.[221] The newest location is in Skyline Hills, which broke ground in 2015.[222] The libraries have had reduced operating hours since 2003 due to the city's financial problems. In 2006 the city increased spending on libraries by $2.1 million.[223] A new nine-story Central Library on Park Boulevard at J Street opened on September 30, 2013.[224]
The San Diego Symphony at Symphony Towers performs on a regular basis; from 2004 to 2017, its director was Jahja Ling. The San Diego Opera at Civic Center Plaza, directed by David Bennett. Old Globe Theatre at Balboa Park produces about 15 plays and musicals annually. La Jolla Playhouse at UC San Diego is directed by Christopher Ashley. Both the Old Globe Theatre and La Jolla Playhouse have produced the world premieres of plays and musicals that have gone on to win Tony Awards[226] or nominations[227] on Broadway. The Joan B. Kroc Theatre at Kroc Center's Performing Arts Center is a 600-seat state-of-the-art theater that hosts music, dance, and theater performances. Hundreds of movies and a dozen TV shows have been filmed in San Diego, a tradition going back as far as 1898.[228]
Currently, there is no NBA, NFL, or NHL team in the city. San Diego is the largest American city not to have won a championship in a "Big Four"[a] major professional league. The city does have one major league title to its name: the 1963 American Football League (AFL) Championship won by the San Diego Chargers, when the AFL was an independent entity prior to the AFL–NFL merger in 1970. Some San Diego sports fans believe there is a curse on professional sports in the city.
Published within the city are the daily newspaper, The San Diego Union-Tribune and its online portal of the same name,[230] and the alternative newsweeklies, San Diego CityBeat and the San Diego Reader. The Times of San Diego is a free online newspaper covering news in the metropolitan area. Voice of San Diego is a non-profit online news outlet covering government, politics, education, neighborhoods, and the arts. The San Diego Daily Transcript is a business-oriented online newspaper. San Diego is also the headquarters of the national far-right cable TV channel One America News Network (OANN).
San Diego led U.S. local markets with 69.6 percent broadband penetration in 2004 according to Nielsen//NetRatings.[231]
Due to the ratio of U.S. and Mexican-licensed stations, San Diego is the largest media market in the United States that is legally unable to support a television station duopoly between two full-power stations under FCC regulations, which disallow duopolies in metropolitan areas with fewer than nine full-power television stations and require that there would be eight unique station owners that remain once a duopoly is formed (there are only seven full-power stations on the California side of the San Diego-Tijuana market).[234] As a whole, the Mexico side of the San Diego-Tijuana market has two duopolies and one triopoly (Entravision Communications owns XHDTV-TV, Azteca owns XHJK-TV and XHTIT-TV, and Grupo Televisa owns XETV-TV, XHUAA-TV and XEWT-TV.
San Diego's television market is limited to only San Diego County. As a result, San Diego is the largest single-county media market in the United States.
The stretch of SR 163 that passes through Balboa Park is San Diego's oldest freeway, dating back to 1948 when it was part of US 80 and US 395. It has been called one of America's most beautiful parkways.[235]
San Diego's roadway system provides an extensive network of cycle routes. Its dry and mild climate makes cycling a convenient year-round option; however, the city's hilly terrain and long average trip distances make cycling less practicable. Older and denser neighborhoods around the downtown tend to be oriented to utility cycling. This is partly because the grid street patterns are now absent in newer developments farther from the urban core, where suburban-style arterial roads are much more common. As a result, the majority of cycling is recreational.
San Diego is served by the San Diego Trolley light rail system,[236] by the MTS bus system,[237] the bus rapid transit system Rapid, private jitneys in some neighborhoods,[238] and by Coaster[239] and Pacific Surfliner[240] commuter rail; northern San Diego County is also served by the Sprinter hybrid rail service.[241] The trolley primarily serves downtown and surrounding urban communities, Mission Valley, east county, and coastal south bay. A mid-coast extension of the trolley operates from Old Town to University City and the University of California, San Diego along Interstate 5 since November 2021. The Amtrak and Coaster trains currently run along the coastline and connect San Diego with Los Angeles, Orange County, Riverside, San Bernardino, and Ventura via Metrolink and the Pacific Surfliner. There are two Amtrak stations in San Diego, in Old Town and Santa Fe Depot downtown. San Diego transit information about public transportation and commuting is available on the Web and by dialing "511" from any phone in the area.[242]
Recent regional transportation projects have sought to mitigate congestion, including improvements to local freeways, expansion of San Diego Airport, and doubling the capacity of the cruise ship terminal. Freeway projects included expansion of Interstates 5 and 805 around "The Merge" where these two freeways meet, as well as expansion of Interstate 15 through North County, which includes new HOV "managed lanes". A tollway (the southern portion of SR 125, known as the South Bay Expressway) connects SR 54 and Otay Mesa, near the Mexican border. According to an assessment in 2007, 37 percent of city streets were in acceptable condition. However, the proposed budget fell $84.6 million short of bringing streets up to an acceptable level.[247] Expansion at the port has included a second cruise terminal on Broadway Pier, opened in 2010. Airport projects include the expansion of Terminal Two.[248]
Water is supplied to residents by the Water Department of the City of San Diego. The city receives most of its water from the Metropolitan Water District of Southern California, which brings water to the region from the Sacramento and San Joaquin rivers, via the state project and the Colorado River, via the Colorado Aqueduct.[249] 80-90% of the water supply is imported.[250]
Gas and electric utilities are provided by San Diego Gas & Electric, a division of Sempra Energy.[further explanation needed] The company provides energy service to 3.7 million people through 1.5 million electric meters and 900,000 natural gas meters in San Diego and southern Orange counties.[251]
In the mid-20th century the city had mercury vapor street lamps. In 1978, the city decided to replace them with more efficient sodium vapor lamps. This triggered an outcry from astronomers at Palomar Observatory 60 miles (100 km) north of the city, concerned that the new lamps would increase light pollution and hinder astronomical observation.[252] The city altered its lighting regulations to limit light pollution within 30 miles (50 km) of Palomar.[253]
In 2011, the city announced plans to upgrade 80% of its street lighting to new energy-efficient lights that use induction technology, a modified form of fluorescent lamp producing a broader spectrum than sodium vapor lamps. The new system is predicted to save $2.2 million per year in energy and maintenance.[254] In 2014, San Diego announced plans to become the first U.S. city to install cyber-controlled street lighting.[255]
^Catalysts to complexity: late Holocene societies of the California coast. Los Angeles: Cotsen Institute of Archaeology at UCLA. 2002. p. 30. ISBN978-1-938770-67-8. OCLC745176510.
^ abLoveless, R.; Linton, B. (2020). "Culturally Sensitive and Scientifically Sound". Ethical approaches to human remains: a global challenge in bioarchaeology and forensic anthropology. Kirsty Squires, David Errickson, Nicholas Márquez-Grant. Cham, Switzerland: Springer Nature. pp. 419–420. ISBN978-3-030-32926-6. OCLC1135205590. He created a sequence of cultural periods... the San Dieguito Complex and La Jolla Complex... suggested that... [they were] mutually exclusive and not associated with the ancestral populations of the contemporary Kumeyaay. The problem with Rogers' hypothesis is that it did not account for cultural evolution... Rogers' theories were, and continue to be, a popular paradigm... At the end of his career, Rogers re-evaluated his original conclusions regarding the cultural groups he had established...
^ ab"Kosa'aay (Cosoy) History". www.cosoy.org. Archived from the original on March 5, 2016. Retrieved August 27, 2020.
^Felando, August & Medina, Harold (Winter–Spring 2012). "The Origins of California's High-Seas Tuna Fleet". The Journal of San Diego History. 58 (1 & 2): 5–8, 18. ISSN0022-4383.
^Erie, Steven P.; Kogan, Vladimir; MacKenzi, Scott A. (May 2010). "Redevelopment, San Diego Style: The Limits of Public–Private Partnerships". Urban Affairs Review. 45 (5): 644–678. doi:10.1177/1078087409359760. ISSN1078-0874. S2CID154024558.
^Pryde, Philip R. 2014. "The Nature of the County: San Diego's Climate, Vegetation, and Wildlife". In: San Diego: An Introduction to the Region, by Philip R. Pryde, pp. 29–45. 5th ed. Sunbelt Publications, San Diego.
^Wells, Michael L.; O'Leary, John F.; Franklin, Janet; Michaelsen, Joel; McKinsey, David E. (November 2, 2004). "Variations in a regional fire regime related to vegetation type in San Diego County, California (USA)". Landscape Ecology. 19 (2): 139–152. Bibcode:2004LaEco..19..139W. doi:10.1023/B:LAND.0000021713.81489.a7. S2CID40769609. 1572-9761.
^Strömberg, Nicklas; Hogan, Michael (November 29, 2008). "Torrey Pine: Pinus torreyana". GlobalTwitcher. Archived from the original on January 16, 2009. Retrieved April 22, 2009.
^Goldstein, Bruce Evan (September 2007). "The Futility of Reason: Incommensurable Differences Between Sustainability Narratives in the Aftermath of the 2003 San Diego Cedar Fire". Journal of Environmental Policy & Planning. 9 (3 & 4): 227–244. Bibcode:2007JEPP....9..227E. doi:10.1080/15239080701622766. S2CID216142119.
^"San Diego"(PDF). San Diego Convention Center Corporation. City of San Diego. Archived from the original(PDF) on May 5, 2012. Retrieved September 1, 2012. Several major defense contractors are also headquartered in San Diego, including General Atomics, Cubic and NASSCO.
^Tierney Plumb (August 24, 2012). "San Diego companies lead state in '11 defense contracts". San Diego Daily Transcript. Retrieved September 1, 2012. San Diego houses the largest concentration of military in the world; it is the homeport to more than 60 percent of the ships of the U.S. Pacific Fleet and more than one-third of the combat power of the U.S. Marine Corps.
^"iHub San Diego"(PDF). California Governor's Office of Economic Development. Archived from the original(PDF) on July 18, 2011. Retrieved April 7, 2011.
^Grant Martin (April 10, 2011). "A close look at 'sanctuary cities'". The Arizona Republic. Retrieved January 13, 2013. These communities – called "sanctuary cities" by both critics and defenders – are home to many of the estimated 10.8 million illegal immigrants in the U.S. and include Austin, New York City, San Diego and Minneapolis.
^John Coté (May 18, 2010). "Sheriff asks to opt out of federal immigration program". San Francisco Chronicle. Archived from the original on May 11, 2013. Retrieved January 13, 2013. The program is already in place for numerous counties in California that have sanctuary cities, including Los Angeles, San Diego and Alameda.
^Jenkins, Garry (2005). The Wizard of Sun City: The Strange True Story of Charles Hatfield, the Rainmaker Who Drowned a City's Dreams. Thunder's Mouth Press via Amazon Look Inside. p. Front flap. ISBN978-1-56025-675-5.
^Moran, Greg & Thornton, Kelly (July 19, 2005). "Councilmen Guilty". San Diego Union-Tribune. Archived from the original on August 9, 2011. Retrieved April 6, 2011.
Landscape preparation is a branch of landscape design. According to Erv Zube (1931–-- 2002) landscape planning is defined as an activity worried about establishing landscape design amongst contending land uses while safeguarding natural processes and considerable cultural and natural resources. Park systems and greenways of the kind designed by Frederick Law Olmsted are key examples of landscape planning. Landscape designers often tend to help clients that desire to commission building job. Landscape planners assess wide problems in addition to task qualities which constrict style projects. Landscape planners may deal with tasks which are of broad geographical scope, worry several land uses or lots of customers or are executed over an extended period of time. As an instance, the damage caused by unplanned mineral extraction was among the very early factors for a public demand for landscape preparation.
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About Landscape engineering
Landscape design is the application of mathematics and scientific research to form land and waterscapes. It can also be referred to as eco-friendly design, but the design experts best known for landscape design are landscape designers. Landscape design is the interdisciplinary application of engineering and other applied scientific researches to the layout and creation of anthropogenic landscapes. It differs from, however embraces conventional recovery. It includes scientific techniques: agronomy, ecology, ecology, forestry, geology, geochemistry, hydrogeology, and wild animals biology. It likewise brings into play applied sciences: farming & & gardening sciences, design geomorphology, landscape architecture, and mining, geotechnical, and civil, agricultural & & irrigation engineering. Landscape design improves the engineering toughness of proclaiming objectives, establishing first problems, iteratively designing, forecasting performance based on understanding of the design, keeping track of performance, and readjusting layouts to satisfy the declared objectives. It improves the staminas and background of improvement method. Its distinct feature is the marital relationship of landforms, substratums, and greenery throughout all phases of layout and building, which formerly have been maintained as separate self-controls. Though landscape design symbolizes all aspects of typical engineering (preparation, investigation, layout, building, procedure, analysis, study, monitoring, and training), it is focused on three primary locations. The very first is closure planning –-- that includes goal setting and design of the landscape all at once. The second department is landscape style much more concentrated on the layout of specific landforms to dependably fulfill the objectives as set out in the closure preparation procedure. Landscape performance assessment is important to both of these, and is additionally crucial for estimating responsibility and levels of economic assurance. The iterative process of preparation, style, and efficiency evaluation by a multidisciplinary team is the basis of landscape design. Resource: McKenna, G. T., 2002. Lasting mine recovery and landscape design. PhD Thesis, College of Alberta, Edmonton, Canada 661p.
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About Rock N Block - Turf N Hardscapes - San Diego
TL;DR It was a bumpy road to get to the finish line but when we got there, it was sooooo worth it. Go with Rock-n-Block, you won't regret it.
Their initial backyard renovation didn't end up how we hoped it would. The team came back multiple times to do repairs but couldn't get it right. *ENTER Greg Zamora*. He comes over, walks into the backyard, looks around and says "we'll fix it". Dude wasn't joking. Rock-n-Block bought all new blocks, capstones, lights, etc and sent a huge crew to the house. They demoed everything and rebuilt it all. They even let us make a few minor changes to the initial design for free (changed shape of the retaining wall and added more lights under the capstones). Three and a half days later we got the backyard we had dreamed of. Everything is perfect. Shout-out to Gus and Miguel and their crew, they killed it! Guys were here early, worked hard, were meticulous, and cleaned up at the end of each day. Watching how much time they put into the grouting and how exact the stone cuts were, we new it was going to end well this time. Greg checked in multiple times to make sure we were happy with the progress and that we had no questions/concerns. Open communication, excellent quality of work, and ACTUALLY meaning it when they say "we aren't done until you are happy". To be honest, we were really surprised our backyard renovation story ended this way after the initial install. Had someone asked us a month ago if we would recommend Rock-n-Block we would have shook our head but NOW....not only would we recommend them, if we do any other yard renovations, they will be the first people we call.
From Omar's initial consultation to Andrew's design expertise, Rock N Block made the entire process easy. The patio looks amazing! I love the turf, rock decorations, and everything else they did. The key was their attention to details, me and my family are very happy with their work!
I interviewed a number of contractors and decided to use Rock N Block for my backyard project. Andrew was the project manager who came to my house to make an initial estimate, and he followed up with me every step of the way. Although I had to wait 3 weeks for my project to begin, there was no further delay from that point on. The crew showed up punctually at 7am every morning, and did the work exactly as described. The were able to finish the project from concrete demolition to final cleanup within 4 days. I would happily recommend this business to my neighbors.
really good experience working with Greg and Eric they were both great from start to finish. they both were great communicators and took a lot of pride in their craft. my backyard was an eye sore and now it’s a whole new inviting space. our pup loves it too. thank you and Block team. highly recommended
Greg was super helpful and knowledgeable. The process was super quick and easy and communication about the turf project was great. I’m sooooo happy with how my front yard looks! I find myself just looking at how amazing it looks now!