jasdeep2
jasdeep2
22-09-2016
Biology
contestada
How much clean drinkable water do we have?
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Аноним
Аноним
22-09-2016
While 70% of the world is covered with water only 2.5 % of it is fresh. The rest of the water is salty water.Just 1% of our fresh water is easy to get with much of it trapped in glaciers and snowfields
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