National Geographic Daily News
3 comments
naza chukwu
naza chukwu

interesting article...visit UNN website for more details

naza chukwu
naza chukwu

interesting article...visit UNN website for more details

naza chukwu
naza chukwu

interesting article...visit UNN website for more details

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.

  • water-calculator-tease.jpg

    Water Calculator

    Figure out your footprint, then join hundreds of website visitors who together have pledged to save thousands of gallons a day.

Learn More About Freshwater »

Water Currents, by Sandra Postel and Others

More Posts »

Stories From Experts in the Field

Read More Stories »

Latest News Video

See more videos »

See Us on Google Glass

Shop Our Space Collection

  • Be the First to Own <i>Cosmos: A Spacetime Odyssey</i>

    Be the First to Own Cosmos: A Spacetime Odyssey

    The updated companion book to Carl Sagan's Cosmos, featuring a new forward by Neil deGrasse Tyson is now available. Proceeds support our mission programs, which protect species, habitats, and cultures.

Shop Now »