16. 75% of Earth is water Remaining 25% 97% of the water is ocean (salt water) Remaining 3% is fresh water Most of this is locked up in icecaps and glaciers (2.38%) This tiny sliver represents the 0.62% of Earth’s water that is in lakes, rivers, and underground sources The white (0.6%) is the underground water and the peel ( 0.02% ) is surface fresh water
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Notes de l'éditeur
If you are out in the desert far from anywhere and you need to go … so you do … and you bury it … no big deal. But what if everyone in Tucson tried to do that? Yuck!
See page 136 of your textbook
Think of ways to keep water clean … see page 136 of your textbook.