US Geological Survey
Usgs: The Water Cycle
Learn about the movement of water from Earth's surface to the atmosphere with this site. Site describes the water cycle in words and with a diagram. Also explored on the page is the distribution of Earth's global water supply.
US Geological Survey
U.s. Geological Survey: The Water Cycle: The Oceans
Through pictures, diagrams, and charts, learn how the ocean serves as a storehouse of water.