Green Challenge - Test Your Green IQ:
Water, water everywhere ... but not a drop to drink? Water is everywhere ... yet we seem to be running out ... what are the real numbers?
- How much of the earth's surface is covered by water?
- How much of the water is fresh water?
- How much is drinkable?
Did you guess ....
- 75% of the surface covered by water
- 2.5% isd fresh
- less than 1% is available for human consumption.
Take the ABC News: Going Green quiz and see what you really know ... and what you can learn. QuizLink
Via: ABC News: Going Green Link
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Category: Environmental IQ