The usa's general information and nature
Alaska.
Over 1,800 species of flowering plants are found in Hawaii.
The United States is home to more than 400 mammal, 750 bird, and 500
reptile species.
About 91,000 insect species have been described.
In America, there are very many parks, which 58 are national parks and there
are hundreds of federally managed parks, forests and wilderness areas.
The first national park in the world was Yellowstone national park in Wyoming.
http://www.youtube.com/watch?v=3iaSlZE-Wxs&feature=related
Many species became extinct soon after the first settlements.
The U.S. climate is temperate in most areas, tropical in Hawaii and
southern Florida, polar in Alaska, semiarid in the Great Plains,
Mediterranean in coastal California and arid in the Great Basin.
The droughts and floods are infrequent in America.
In north Alaska was recorded the lowest temperature in U.S. -62.2 °C .
The highest temperature was recorded in California in Death Valley when
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