Ch 1 physiogeographic_regions_of_california

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Ch 1 physiogeographic_regions_of_california

  1. 1. Physiogeographic Regions of California Chapter One
  2. 2. California Counties
  3. 3. California Cities
  4. 4. Northwest California and the Klamath Mountains <ul><ul><li>Counties: </li></ul></ul><ul><ul><ul><li>Del Norte, western Siskiyou, Humboldt, Trinity, northern Mendocino, southwest corner of Shasta, western edge of Tehama </li></ul></ul></ul><ul><ul><li>Largest Cities: </li></ul></ul><ul><ul><ul><li>Eureka 26,520, Arcata 17,200, Fortuna 11,250, Crescent City 7,550 </li></ul></ul></ul>Sea Stacks occur many places on the California coast. They are perhaps most dramatic in the Klamath region where some of them are large enough to harbor remnant forests now separated from the mainland.
  5. 5. Northwest California and the Klamath Mountains <ul><ul><li>Steep, moist, forested, mountain slopes </li></ul></ul><ul><ul><li>Coast Ranges and Klamath Mountains </li></ul></ul><ul><ul><li>Smith Valley </li></ul></ul><ul><ul><li>Smith, Klamath, Trinity, Mad, and Eel Rivers </li></ul></ul>Parts of the Klamath region receive upwards of 100 inches of precipitation a year. Such moisture allows a multitude of plants and animals to thrive, sometimes on each other.
  6. 7. North/Central California with its Southern Cascades <ul><ul><li>Counties: </li></ul></ul><ul><ul><ul><li>Siskiyou, Shasta </li></ul></ul></ul><ul><ul><li>Largest Cities </li></ul></ul><ul><ul><ul><li>Redding 88,500, Shasta Lake 10,100, Yreka 7,400, Mt Shasta 3,650, Weed 2,960 </li></ul></ul></ul>Mt Shasta
  7. 8. North/Central California with its Southern Cascades <ul><ul><li>Transition from Klamath Mountains to Modoc Plateau-volcanoes </li></ul></ul><ul><ul><li>Mt Shasta, Mt Lassen </li></ul></ul><ul><ul><li>Pit River </li></ul></ul><ul><ul><li>Shasta Valley </li></ul></ul><ul><ul><li>Dry valleys, cool winters, continental air masses </li></ul></ul>
  8. 9. The Northeast and Modoc Plateau <ul><ul><li>Counties </li></ul></ul><ul><ul><ul><li>Modoc, Lassen, north tip of Plumas </li></ul></ul></ul><ul><ul><li>Cities </li></ul></ul><ul><ul><ul><li>Susanville 18,200, Alturas 2,840 </li></ul></ul></ul>
  9. 10. The Northeast and Modoc Plateau <ul><ul><li>Volcanoes and Lava Flows </li></ul></ul><ul><ul><li>Fault block valleys (Basin and Range) </li></ul></ul><ul><ul><li>Warner Mtns </li></ul></ul><ul><ul><li>Honey Lake, Alkali Lakes </li></ul></ul><ul><ul><li>Surprise Valley </li></ul></ul><ul><ul><li>Pit River </li></ul></ul><ul><ul><li>Rain Shadow of Klamaths and Cascades </li></ul></ul>Pit River
  10. 11. Isolated Cultures and Economies of the Northeast <ul><ul><li>Residents are isolated </li></ul></ul><ul><ul><li>Dry climate: ranching in Modoc’s Valleys </li></ul></ul><ul><ul><li>Hunting, fishing, tourism </li></ul></ul><ul><ul><li>Culturally conservative </li></ul></ul><ul><ul><li>Does not attract industry, business, or people </li></ul></ul><ul><ul><li>Susanville exception-tied to Reno & HWY 395 </li></ul></ul><ul><ul><li>Tribal Casinos in Susanville and Alturas </li></ul></ul>
  11. 12. Basin and Range <ul><ul><li>Counties: </li></ul></ul><ul><ul><ul><li>Mono, Inyo </li></ul></ul></ul><ul><ul><li>Cities: </li></ul></ul><ul><ul><ul><li>Bishop 3,650, Mammoth Lakes 7,900, </li></ul></ul></ul>Lone Pine
  12. 13. Basin and Range <ul><ul><li>East of the Sierra Nevada throughout the state of Nevada </li></ul></ul><ul><ul><li>High mountain ranges-parallel north/south ranges </li></ul></ul><ul><ul><li>White, Inyo, Coso and Argus Ranges, Panamint Mountains </li></ul></ul><ul><ul><li>Playas </li></ul></ul><ul><ul><li>Volcanoes </li></ul></ul><ul><ul><li>Rain Shadow very dry, sparse vegetation </li></ul></ul><ul><ul><li>Bristlecone Pines </li></ul></ul><ul><ul><li>Mono Lake, Owens River, Owen Lake, Los Angeles Aqueduct </li></ul></ul><ul><ul><li>Tourism, Mammoth </li></ul></ul>
  13. 14. Sierra Nevada <ul><ul><li>Counties: Plumas, Sierra, eastern edges of Butte and Yuba, Nevada, eastern Placer, El Dorado, Amador, Alpine, Calaveras, Tuolumne, Mariposa, eastern portions of Madera, Fresno, and Tulare, northeastern Kern, western fringes of Mono and Inyo </li></ul></ul><ul><ul><li>Cities: </li></ul></ul><ul><ul><ul><li>Paradise 26,750, South Lake Tahoe 23,700, Truckee 15,500, Auburn 12,850, Grass Valley 12,500 </li></ul></ul></ul>Near Bishop Pass
  14. 15. Sierra Nevada <ul><ul><li>Physiogeographic province and landform </li></ul></ul><ul><ul><li>400 mi long, 70 mi wide </li></ul></ul><ul><ul><li>Many +14,000 ft peaks </li></ul></ul><ul><ul><li>West more rounded, wetter, catches orographic precipitation </li></ul></ul><ul><ul><li>East steeper, drier </li></ul></ul><ul><ul><li>Varied climates </li></ul></ul>Sierras meet the Mojave Desert
  15. 16. People Invade the Sierra Nevada <ul><ul><li>Mining towns </li></ul></ul><ul><ul><li>Agricultural and timber service centers </li></ul></ul><ul><ul><li>Tourists </li></ul></ul><ul><ul><li>Suburbs </li></ul></ul><ul><ul><li>National Parks-Yosemite 3.5 million visitors per year </li></ul></ul><ul><ul><li>Lake Isabella Kern River </li></ul></ul>South Lake Tahoe
  16. 17. Southern California Deserts: Transmontane Southern California <ul><ul><li>Counties: </li></ul></ul><ul><ul><ul><li>southeast corner of Kern, northeastern corner of Los Angeles, nearly all of San Bernardino, much of Riverside </li></ul></ul></ul><ul><ul><li>Cities: </li></ul></ul><ul><ul><ul><li>Palmdale 133,500, Lancaster 129,500, Victorville 80,000, Hesperia 72,000, Apple Valley 62,500 </li></ul></ul></ul>Joshua Trees in the snow
  17. 18. Southern California Deserts: Transmontane Southern California <ul><ul><li>Older mountain ranges, desert plains </li></ul></ul><ul><ul><li>High desert with deep valleys, salty playas </li></ul></ul><ul><ul><li>“ Cooler” and “wetter” than other deserts </li></ul></ul><ul><ul><li>Mining </li></ul></ul><ul><ul><li>Military </li></ul></ul><ul><ul><li>Transportation </li></ul></ul><ul><ul><li>Suburbs </li></ul></ul>Creosote Bush
  18. 19. The Colorado Desert <ul><ul><li>Counties: </li></ul></ul><ul><ul><ul><li>Imperial, southern and eastern portions of Riverside, far eastern edge of San Diego </li></ul></ul></ul><ul><ul><li>Cities: </li></ul></ul><ul><ul><ul><li>Indio 62,000, Cathedral City 51,000, Palm Desert 46,500, Palm Springs 44,500, El Centro 41,000 </li></ul></ul></ul>California Fan Palms
  19. 20. The Colorado Desert <ul><ul><li>Salton Trough </li></ul></ul><ul><ul><li>Low desert </li></ul></ul><ul><ul><li>Coachella and Imperial Valleys </li></ul></ul><ul><ul><li>Rain shadow of Peninsular Ranges </li></ul></ul><ul><ul><li>Irrigated agriculture </li></ul></ul><ul><ul><li>Like Southern Arizona and Northern Mexico </li></ul></ul><ul><ul><li>Snowbirds </li></ul></ul>Salton Sea
  20. 21. Southern California’s Coast: Cismontane Southern California <ul><ul><li>Counties: </li></ul></ul><ul><ul><ul><li>San Diego, southwest San Bernardino, western Riverside, Los Angeles, Orange </li></ul></ul></ul><ul><ul><li>Cities: </li></ul></ul><ul><ul><ul><li>San Diego 1,300,000, Chula Vista 210,000, Oceanside 175,000 Escondido 142,000, Riverside 277,000, San Bernardino 200,000, Ontario 170,000, Los Angeles 3,940,000, Long Beach 495,000, Glendale 206,000, Santa Ana 354,000, Anaheim 350,000, Huntington Beach 200,000, Irvine 173,000, Garden Grove 172,000 </li></ul></ul></ul>Los Angeles
  21. 22. Transverse Ranges North of Los Angeles <ul><ul><li>Counties: </li></ul></ul><ul><ul><ul><li>Santa Barbara, Ventura, northern Los Angeles </li></ul></ul></ul><ul><ul><li>Cities: </li></ul></ul><ul><ul><ul><li>Oxnard 192,000, Santa Clarita 170,000, Simi Valley 120,000, Ventura 108,000 </li></ul></ul></ul>San Fernando Valley
  22. 23. Transverse Ranges North of Los Angeles <ul><ul><li>Ventura-Oxnard plain agriculture </li></ul></ul><ul><ul><li>Suburbanization </li></ul></ul><ul><ul><li>Santa Barbara </li></ul></ul><ul><ul><li>Canyon Country commuters-tied to LA </li></ul></ul><ul><ul><li>Transverse Range-protects Southern California from cold snaps </li></ul></ul>
  23. 24. Geographic Pivot Point <ul><ul><li>San Andreas fault meets Garlock fault </li></ul></ul><ul><ul><li>Corners of five geographic regions: Coast Ranges, Central Valley, Tehachapi Sierra Nevada, Mojave, and Transverse Range </li></ul></ul><ul><ul><li>Where climate changes, division of northern and southern California </li></ul></ul><ul><ul><li>Both natural and cultural </li></ul></ul><ul><ul><li>Frazier Peak, Tejon Pass </li></ul></ul>
  24. 25. The Central Coast and Coast Ranges <ul><ul><li>Counties: </li></ul></ul><ul><ul><ul><li>Far northern tip of Santa ,Barbara, San Luis Obispo, Monterey, San Benito, Santa Cruz, Santa Clara, San Mateo, Alameda, San Francisco, Contra Costa, western edges of several San Joaquin Valley counties, Marin, southwestern Solano, Sonoma, Napa, southern Mendocino, Lake, western edges of Glenn and Colusa </li></ul></ul></ul><ul><ul><li>Cities: </li></ul></ul><ul><ul><ul><li>Salinas 156,000, Santa Maria 87,500, Santa Cruz 56,400, San Luis Obispo 44,300 </li></ul></ul></ul>Flower Farm near Gilroy
  25. 26. The Central Coast and Coast Ranges <ul><ul><li>Western side of Central Valley </li></ul></ul><ul><ul><li>San Andreas fault </li></ul></ul><ul><ul><li>North more rain-redwoods </li></ul></ul><ul><ul><li>Salinas Valley agriculture </li></ul></ul><ul><ul><li>San Francisco Bay-Delta salt and fresh water </li></ul></ul><ul><ul><li>Moro Bay, Monterey, Big Sur 2,000,000 tourists </li></ul></ul>Mission San Antiono is found in the rugged Santa Lucia Mountains of the Central Coast Ranges.
  26. 27. The Central Coast and Coast Ranges <ul><ul><li>San Francisco Bay Area </li></ul></ul><ul><ul><li>Cities: San Jose 930,000, San Francisco 795,000, Oakland 414,000, Fremont 211,000, Santa Rosa 158,000, Hayward 146,000, Sunnyvale 133,000 </li></ul></ul><ul><ul><li>Many suburbs: North Bay, East Bay, South Bay </li></ul></ul>Golden Gate Bridge
  27. 29. Central Valley <ul><ul><li>Counties: </li></ul></ul><ul><ul><ul><li>Southern tip of Shasta, Tehama, eastern Glenn, western Butte, eastern Colusa, Sutter, western Yuba and Placer, Yolo, Sacramento, northeastern Solano, San Joaquin, Stanislaus, Merced, southwestern Madera and Fresno and Tulare, Kings, western Kern </li></ul></ul></ul><ul><ul><li>Cities: </li></ul></ul><ul><ul><ul><li>Fresno 465,000, Sacramento 450,000, Bakersfield 290,000, Stockton 274,000, Modesto 206,000 </li></ul></ul></ul>
  28. 30. Central Valley <ul><ul><li>Giant valley 400 miles long from Shasta County to the Tehachapis 50 miles wide at widest </li></ul></ul><ul><ul><li>Mostly flat </li></ul></ul><ul><ul><li>Sacramento River drains north, San Joaquin River drains south </li></ul></ul><ul><ul><li>Excellent soil </li></ul></ul><ul><ul><li>Little rain, dependent on Sierra runoff </li></ul></ul><ul><ul><li>Water engineering-control flooding and distribute water </li></ul></ul><ul><ul><li>AGRICULTURE </li></ul></ul>
  29. 32. Additional Terms <ul><ul><li>California </li></ul></ul><ul><ul><li>Cismontane </li></ul></ul><ul><ul><li>Culture hearth </li></ul></ul><ul><ul><li>Cycles </li></ul></ul><ul><ul><li>Delta </li></ul></ul><ul><ul><li>Diversity, connections, change </li></ul></ul><ul><ul><li>Five fundamental geographic themes </li></ul></ul><ul><ul><li>Geographic center </li></ul></ul><ul><ul><li>Geographic isolation </li></ul></ul><ul><ul><li>Geographic pivot point </li></ul></ul><ul><ul><li>History </li></ul></ul><ul><ul><li>Human landscape </li></ul></ul><ul><ul><li>Mission, presidio, pueblo </li></ul></ul><ul><ul><li>Processes </li></ul></ul><ul><ul><li>Regional geography </li></ul></ul><ul><ul><li>Renaissance in geography </li></ul></ul><ul><ul><li>Scales of study </li></ul></ul><ul><ul><li>Six essential elements of geography </li></ul></ul><ul><ul><li>South Coast </li></ul></ul><ul><ul><li>Systematic </li></ul></ul><ul><ul><li>Systems </li></ul></ul><ul><ul><li>Topical </li></ul></ul><ul><ul><li>Transmontane </li></ul></ul><ul><ul><li>Twenty-first century trends </li></ul></ul>

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