More About Freshwater

  • Photo: Brooklyn Bridge

    Water Is Life

    Everyday wonders reflect the primacy of water. Read more from National Geographic magazine about water's critical role in the health of humanity and the planet.

  • Image: Hidden Water Interactive screenshot

    The Hidden Water We Use

    Find out how much water it really takes to support your lifestyle.

  • <p>Photo: Twilight view of cattails growing on the banks of a freshwater lagoon in South Carolina's Huntington Beach State Park</p>

    Written in Water: Honest Hope

    Read National Geographic's Freshwater Fellow and Director of the Global Water Policy Project, Sandra Postel's essay on the essential role water plays in our world.

  • Photo: Aerial view of canyon

    Freshwater 101 Quiz

    Where does water sit around the globe? How is it used to produce everyday goods? Test your knowledge about freshwater.

Help Save the Colorado River

You can help restore freshwater ecosystems by pledging to cut your water footprint. For every pledge, Change the Course will restore 1,000 gallons back to the Colorado River.

Freshwater Advocates

  • Picture of Peter McBride in Kenya

    Freshwater Hero: Pete McBride

    Pete is a photographer and visual storyteller with an emphasis on freshwater conservation.

  • sandra new headshot.jpg

    Sandra Postel

    Sandra is a leading authority on international freshwater issues and is spearheading our global freshwater efforts.

  • Photo: Osvel Hinojosa Huerta

    Osvel Hinojosa Huerta

    For more than 15 years, Osvel Hinojosa Huerta has been resurrecting Mexico's Colorado River Delta wetlands.

For More Inspiration »

Change the Course Infographic


Check out this infographic and learn how you can conserve water and save the Colorado River, as well as other freshwater ecosystems.

Share it with your friends!

Change the Course logoChange the Course: Help Save the Colorado River