BIOGEOCHEMICAL CYCLES Nitrogen Cycle Water Cycle Carbon Cycle.
Water cycle
7
THE WATER CYCLE
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Transcript of Water cycle
THE WATER CYCLE
The World’s Water
*70% of the earth’s surface is water
*almost 98% of the water on earth is saltwater
*2% is freshwater
*80% is frozen in glaciers
The Water Cycle
Chesapeake Bay Watershed
Mississippi Bay Watershed
Acid Rain