Environmental Issues
Earth Sciences
Oceans and Seas

What percentage of the Earth's mass is water?

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2011-11-07 11:32:47

The total amount of water as a percentage of all the mass that

makes up our planet is estimated at 0.023%; that's 2.3

one-hundredths of one percent!

Around 71% of Earth's surface crust (the thin brittle

rocky veneer) is covered by water..

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