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How Much Soil Is There?

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Earth Apple

    Pretend that this apple is the planet Earth, round, beautiful, and full of good things. Notice its skin, hugging and protecting the surface.Water covers approximately 75% of the surface.

Right away, cut the apple in quarters. Toss three quarters (75%) away.

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Courtesy of: The Natural Resources Conservation Service, Syracuse, NY, U.S. Department of Agriculture

Webmaster: Izolda Trakhtenberg, izolda@ltpmail.gsfc.nasa.gov
Information Contact: Izolda Trakhtenberg, izolda@ltpmail.gsfc.nasa.gov
Responsible civil servant: Dr. Elissa Levine, globe@ltpmail.gsfc.nasa.gov
Last Updated: September 4, 2001