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美国的地理 Geography of the USA -课件
Geography of the USA The fourth largest country in the world. States: 50, 75% of the population in cities The Sunbelt : from Carolinas to California The Snowbelt: northern states The Rustbelt: northeastern states New type of city: FL, NV, CO, AZ,CA In 2008, population of the USA: 306,000,000 Cities The fourth largest country in the world. States: 50, 75% of the population in cities The Sunbelt : from Carolinas to California The Snowbelt: northern states The Rustbelt: northeastern states New type of city: FL, NV, CO, AZ,CA Megalopolis the first Megalopolis: Boston, New York City, Philadelphia, Baltimore, Washington, D.C. The second one: the huge CA from Santa Barbara to Mexican border The third one (discontinuous) : in Texas, Huston, San Antonio, Dallas-Fort Worth The fourth one: in the Great Lakes region, Chicago, Detroit Buffalo, Cleveland, Pittsburg Specific cities Washington, D.C. the capital of the USA New York City, (the Big Apple) the most populated city Chicago, the third most populated city Las Vegas, the fastest growing population center L.A. (Mann’s Chinese Theater, Hollywood) (City of Angels) The second largest city ) Eight physiographic regions 1. Atlantic and Gulf Coastal Plain 2.New England 3. Appalachian Mountain Region 4. Interior Plains and Highlands region 5.Rocky Mountain Region 6. Southwest Region 7. Pacific Coast Region 8.Pacific-Hawaii “Boston-Washington” Corridor: New York, Trenton, Philadelphia, Baltimore, Washington, D.C. The Gulf Coast is subject to tornadoes The Great Lakes Niagara Falls, at Buffalo The Five Lakes: Superior, Michigan, Huron, Erie, and Ontario Major lake ports: Chicago, Buffalo, Cleveland Other cities: Detroit The Mississippi River: nearly 4000 Km, from the northern border of the US to the Gulf of the Mexico, the fourth longest river Rocky Mountain Region Rocky Mountain Region: 460,000 km Three sub-regions: Northern, Middle, and Southern Rockies Yellowstone National Park the Earth’s largest Volcanic
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