Science for a Hungry World: Growing Water Problems

  • Released Tuesday, October 27, 2009

One of the biggest changes to global agriculture is less about the food itself as it is about the water we use to grow it. In some areas, farmers are using freshwater resources - including groundwater - at an alarming rate. The GRACE satellites enable scientists to discover changes to underground aquifers by monitoring changes in the Earth's gravity. In northern India, farmers rely heavily on irrigation to grow crops, and the resulting massive aquifer depletion creates an uncertain future for the region.

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Please give credit for this item to:
NASA/Goddard Space Flight Center

Stock footage and images courtesy of

Columbia Water Center

The Earth Institute, Columbia University


Visionaries, Inc.

Wikipedian KBH3rd

Release date

This page was originally published on Tuesday, October 27, 2009.
This page was last updated on Monday, July 15, 2024 at 12:11 AM EDT.


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  • HST Career Profiles (ID: 2009001)
    Friday, January 9, 2009 at 5:00AM

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