The Water Cycle at Work
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Why does it rain? Learn the key parts of the water cycle on Earth-evaporation, condensation, and precipitation. Discover why each is important and how it affects people. Water is all over our world. From rivers and lakes to oceans, water makes up 70 percent of Earth's surface. Learn where water comes from and its role in the weather. Discover how human actions are damaging water on Earth and why it must be protected.






















