7 Population density & distribution US has 77 ppl/sq. mile (NJ is highest)Widely distributedNE/ Great Lakes = most dense (history & industry)Pacific coast climate, resources, $California #1 state in # (but also bigger)S and SW = fastest growing (climate, jobs, land space)Retirees, immigrants from LA
14 CitiesUse of machines large commercial farms fewer farmers needed urbanizationMetropolitan areaPop. Of 50,000+Outlying communities (suburbs)81% of US (276 m.a.) and 60% of Canada (25 m.a.)
15 Cities Megalopolis Metropolis Suburbs AUSTIN Major city DALLAS/FORT WORTHSuburbsAUSTINMajor citySAN ANTONIOHOUSTON
16 Urban Sprawl Define urban sprawl. Define metropolitan area. Rapid spread of cities & suburbs, often poorly planned due to speedDefine metropolitan area.A major city & its surrounding suburbs (NYC, Toronto)Define Urban core.“walking city”: downtown business district, all bldgs are in walking distance of ea. other
17 Urban Sprawl What innovations led to the expansion of the urban core? Electric street cars, commuter rails (trains/subways) build homes along rail lines (1890s)How did the invention of the car change the lives of city workers?Didn’t have to live along rails paved roads allowed ppl to build outside core and commute (20s)
18 Urban Sprawl Define urban fringe. Suburbs forming on outer ring of cityHow does movement from city to suburbs impact city life/econ. wellbeing?Businesses move closer to homes (away from urban core $ decline in inner coreDefine rural fringe.Small towns/farms outside of suburbs, connected by roads eventually develops
20 Urban Sprawl 3 arguments SUPPORTING growth New homes on cheaper rural land (cost )New job opportunities building houses, roads, etc.More $ spent in local storesProperty taxes help schools & roads
21 Urban Sprawl 3 arguments AGAINST growth Destroys habitats/wildlife Reliance on cars traffic, pollutionTaxes in rural areas as land developsBig businesses can move to rural areas & put sm. business out.
22 Cities Why do ppl settle on the coast/ rivers? PORTS, trade, commercial links, natural resourcesWhat are Seattle & San Francisco known for?Silicon Valley- computer & aerospace industriesAlthough DFW is a huge leader as well!