This is a picture of the Colorado River near Hoover Dam.
Click on image for full size
Rivers are very important to Earth because they are major forces that shape the landscape. Also, they provide transportation and water for drinking, washing and farming. Rivers can flow on land or underground in deserts and seas.
Rivers are part of the water cycle because water is carried downstream by rivers into oceans. They may come from springs, melting ice, lakes, or underground. They often start on
Last modified August 27, 2008 by Lisa Gardiner.
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The Summer 2010 issue of The Earth Scientist
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, includes articles on rivers and snow, classroom planetariums, satellites and oceanography, hands-on astronomy, and global warming.
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