• A bull kelp forest in a strong current

    Photos: Energy Ideas From Nature

    How Kelp, Whales and Termites May Help Us Boost Efficiency

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More About Energy

  1. INDIAN HIMALAYAS

    Interactive: The Greenhouse Effect

    See the greenhouse effect in action and learn more about the science behind global warming.

  2. great-energy-challenge-map-per-capita-dl--c.jpg

    Global Greenhouse Gas Footprints

    See how the world's biggest economies stack up on emissions with an interactive map.

  3. Photo: Wind mills

    Interactive: Harness the Power of Wind

    Engineer your own turbine and find out for yourself whether or not the answer to our clean energy problem is blowin' in the wind.

  4. ec-100.jpg

    Meter Your Personal Energy

    See how you measure up against others, and how changes at home or in travel choices could do tons to protect the atmosphere.

  5. Photo: Microchip

    Freshwater and Energy

    Energy and water are inextricably linked. Understanding this energy-water nexus can help shine a light on our dependency on both and lead us toward conservation.

The Great Energy Challenge

  1. An incandescent light bulb.

    Light Bulb Savings Calculator

    How much can you save yourself, and the world, by switching to more efficient bulbs?

  2. World Electricity Mix interactive map

    The Global Electricity Mix

    An interactive view of how regions and countries around the world generate their power.

  3. Lightning bolts within a storm cloud.

    Quiz: What You Don't Know About Nature's Forces of Energy

    You've seen the havoc that nature can wreak, but have you ever considered how much energy is generated by hurricanes, volcanoes, or lightning?

     

Step Up to the Challenge »

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National Geographic Magazine

  1. Photo: A Fourth of July fireworks display

    NYC's High Line

    New Yorkers can float over busy streets in an innovative park.

  2. Photo: European common frog

    Snow Frogs

    Cold-blooded frogs can’t be coy about romance when fleeting summer comes to the Alps.

  3. Photo: View of the Nyiragongo volcano crater

    Nyiragongo Volcano

    Scientists descend to a fiery lava lake to protect a Congolese city in its path.

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