Meet Sandra Postel, founder of the Global Water Policy Project and National Geographic's Freshwater Fellow. Ms. Postel is recognized as one of the world's most respected authorities on freshwater issues and is hailed for her "inspiring, innovative, and practical approach" to promoting the preservation and sustainable use of Earth’s freshwater.
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Sustainable Earth: Road to Rio+20
World leaders tackle global challenges with sustainable development.
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Cameron Trench Dive Breaks Record
Filmmaker-explorer James Cameron just became the first human to reach Earth's deepest abyss alone—and the only one to explore it in depth.
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Visualizing Our Water Footprint
You might be surprised to see how the daily choices you make affect critical watersheds around the world.
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Sustainability at National Geographic
The National Geographic Society aims to be an international leader for global conservation and environmental sustainability. Learn more about the Society's green philosophy and initiatives.
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Explore Freshwater
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Written in Water
Read a collection of essays authored by heroes and leaders in the field of water solutions and innovations.
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Eco Rescue: Rivers Game
Challenge yourself to the limit in this extreme river cleanup game.
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Conserve Resources
National Geographic Kids: Find out how you can save water!
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The World's Water
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Water for a Thirsty World
Safeguarding one of the world's most important resources.
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Visualizing Our Global Water Footprint
You might be surprised to see how the daily choices you make affect critical watersheds around the world.
National Geographic Magazine
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Outer Banks Pictures
North Carolina's Outer Banks is the home and heart of photographer David Alan Harvey.
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Koala Rescue Photo Gallery
Koalas are under siege. Can Australia rescue them?
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Photos: In the Field
Browse breathtaking images of life on the Serengeti.



