water

J. Adam Huggins/Water.org

From TED to World Water Day
by Matt Damon, Gary White J. Adam Huggins/Water.org
Water.org co-founders Matt Damon and Gary White on WaterCredit, microfinancing, and World Water Day....
Scientists: Evidence of Saltwater on Mars
NASA / AP Photo
Suggests life is possible on the planet.
Why Can't the World Eradicate Polio?
by Fred Guterl

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