More About Earth Day

  • Photo: Student in gas mask smelling a flower.

    The First Earth Day

    See pictures of rallies, concerts, bell-bottoms, and gas masks from the first Earth Day in 1970.

  • A volunteer transplants coral for a 2010 Earth Day celebration.

    The Truth About Earth Day

    This year a billion are expected to mark Earth Day, which some suspect is anti-capitalist. Go behind the subject of today's Google Doodle.

  • Earth Day beautiful images of Earth picture: Satellite picture of Bombetoka Bay, Madagascar

    20 Great Earth Day Pictures

    Auroras, glaciers, and gullies feature among the most stunning pictures of Earth from space, chosen by National Geographic photo editors for Earth Day 2011.

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    Biodiversity: Saving Lives

    On Earth Day, U.S. leaders reflect on what's at stake.

  • National Geographic headquarters in Washington, D.C.

    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.

  • Photo: Hibiscus flower petals

    Patterns in Nature

    Beautiful photos highlight the wonders of our world.

@NatGeoGreen on Twitter

The Great Energy Challenge

  • Photo: Aerial view of a city at night

    What Is It?

    An initiative to help you understand our current energy situation.

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    Personal Energy Meter

    See how you measure up against others, and how changes at home could do tons to protect the planet.

Step Up to the Challenge »

The World's Water

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    Help Save the Colorado River

    NG's new Change the Course campaign launches. When individuals pledge to use less water in their own lives, our partners carry out restoration work in the Colorado River Basin.

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    Water Grabbers: A Global Rush on Freshwater

    A special series on how grabbing water from poor people and future generations threatens global food security, environmental sustainability, and local cultures.

Learn More About Freshwater »