What 5
Bella
3/4/2013 10:21:37 pm

Because most of the world is water

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AMBER MALIK
11/8/2015 07:08:10 am

Marine regions cover about three-fourths of the Earth's surface and include oceans, coral reefs, and estuaries. Marine algae supply much of the world's oxygen supply and take in a huge amount of atmospheric carbon dioxide. The evaporation of the seawater provides rainwater for the land.

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