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  • Photo: A man washes his hair.

    Shampoo May Form Cancer-Causing Substance in Water Supplies

    Cosmetics may seem harmless, but they could be contributing to the formation of a mysterious cancer-causing substance, a new study says.

  • Sprinklers irrigating crops outside Cape Town.

    Pet Food Sucking Up U.S. Water

    It takes about 200 gallons of water to make a dollar’s worth of pet food—just one example of the high cost of industry on U.S. water resources.

  • Llamas are seen next to grounded ships in an area that used to be the Aral Sea.

    Aral Sea Recovery?

    With help from the government, the World Bank, and scientists, the northern part of the Aral has started to make a recovery. There are fish in the water again, and for the past four years, fishermen have gathered to celebrate.

  • Photo: Cow and ship

    PHOTOS: Dried-up Aral Sea Aftermath

    The Aral Sea dried up over several decades, leaving behind grounded ships, crumbling buildings, and starving people.  While part of the sea is making a comeback, photos show how bad the damage once was.

  • kashmir;himalaya;glacier;melt

    Glaciers Disappearing in Kashmir

    The western Himalaya glacier known as the "goddess of light" provides water to millions. But the first research findings in decades reveal that climate change is taking its toll.

  • Image: A barrel of water and a child stepping over a creek

    Blog: Every Day Should Be World Water Day

    World Water Day came and went—and to judge from the coverage in the U.S. media it wasn't exactly big news.

  • Photo: Gil Grosvenor

    Blog: What You Need to Know About Your Water Supply

    Human use of water is beyond sustainable levels in many parts of the world, and Americans are among the biggest culprits.  By Gil Grosvenor, chairman of National Geographic Society's board of trustees.

  • Photo: A before-and-after picture of the declining Lake Mead for World Water Day pictures gallery

    World Water Day Pictures: Epic Disappearing Acts

    See before-and-after scenes of a sea vanishing, a lake plummeting, a Swiss glacier retreating,  and more—pictures of fresh water on the brink for World Water Day 2010.

  • Children clean their shoes in a drainage canal in Kibera.

    World Water Day: Global Sewage Flood

    Two billion tons of human and animal waste and industrial pollution are dumped into waterways every day, according to World Water Day reports.

  • freshwater-mussels-beach.jpg

    Blog: Unsung Heroes of Water

    They filter and cleanse our rivers and streams, but if we don't act soon, they'll disappear just when we need them most.

  • water turbine

    Turning River Current Into Electricity

    There's a torrent of energy beneath the Mississippi River that developers aim to convert into electricity.

  • flood-risk-map-full.jpg

    Blog: Major Flooding Forecast for a Third of U.S.

    Major flooding has begun and is forecast to continue through spring in parts of the U.S. Midwest, NOAA's National Weather Service warned.

  • fog-catchers.jpg

    Blog: South African Sky Water

    Fog-harvesting is collecting hundreds of gallons of freshwater every day for South Africa's poorest rural communities.

  • Photo: Popat Rao Pawar examines corn

    Rainwater Harvesting in India

    Sunita Narain tells us how one remote village is setting an example for the rest of the country—and world.

  • Photo: Historic Boston Harbor

    Boston Water Conservation

    National Geographic Freshwater Fellow Sandra Postel describes one of the biggest success stories in urban water management.

  • Photo: Sandra Postel

    Green Guide: Water Is Life

    NG Freshwater Fellow Sandra Postel talks about successful conservation in the face of many freshwater challenges.

  • tapped-out-water-bottles.jpg

    Bottled vs. Tap

    Bottled water can be a drain on the environment. The U.S. public goes through about 50 billion water bottles a year, and most of those plastic containers are not recycled.

  • A boy drinking from a water fountain.

    Best for Kids: Bottled or Bubbler?

    As sugary sodas fizzle in schools, kids are turning to bottled water instead of tap water, which is often contaminated by lead. But that may put an added strain on the environment, experts say.

  • before-and-after pictures of a previously submerged church

    Photos: Underwater Church Reappears

    Severe droughts have drained a reservoir in Venezuela, exposing a church that's been "missing" since 1985.

  • U.S. President Bill Clinton looks at a flooded power plant in the Mississippi- Missouri Rivers near St. Louis 17 July 1993.

    Nuclear Reactors, Dams at Risk Due to Global Warming

    As climate change throws Earth's water cycle off-kilter, the world's energy infrastructure is in trouble—and the U.S. is in particularly "bad shape."

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The World's Water

The world's increasing population and development of agricultural land are putting pressure on the Earth's limited freshwater supplies. Find out what's at stake and how you can help.

  • Image: Water drops

    Why Should You Care?

    Learn more about the world's water challenge with photos, stories, videos, and more.

  • global-footprint.jpg

    Visualizing Our Water Footprint

    You might be surprised to see how the daily choices you make affect critical watersheds around the world.

  • Image: Cow silhouette

    How Much Water Per Pound?

    How much water does it take to put beef, pork, wheat, and more on your plate? Explore our water footprint interactive and find out.

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Posts From National Geographic Freshwater Fellow Sandra Postel

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Stories From the Field

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