Did you know that water covered 70 percent of the Earth? Look at the blue parts on a map. Those blue parts were water.
Ninety-seven percent of the Earth's water was saltwater. You could find saltwater in the oceans, seas and some lakes. Only 3 percent of the Earth's water was fresh water. You could find fresh water in glaciers, ice caps, rivers, lakes, and underground.
Water was very important. People used fresh water to drink, wash clothes, and many other things. Many plants and animals lived in water
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