Source: D4K: “Water"
Visit the D4K companion Web site to learn more about Water: D4K: “Water"
This video segment from IdahoPTV's D4K informs us that only 3% of all the water on earth is fresh water, but most of that is frozen. Only .3% is available for use. See how the power of a river formed Hells Canyon on the Snake River in Idaho. Learn why it's important to conserve water.
Download and Share[JOAN CARTAN-HANSEN] Water is always on the move. The constant movement of water is called the water cycle. When the sun heats water in the ocean some of it evaporates forming clouds. The water falls to the earth as rain, sleet, hail or snow. Some in the lakes and rivers and some of it falls into the ground becoming ground water. Over time the water in the rivers and the ground water travels back to the oceans completing the water cycle.
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