The current cycle of global warming is changing the rhythms of climate that all living things have come to rely upon. What will we do to slow this warming? How will we cope with the changes we've already set into motion? While we struggle to figure it all out, the face of the Earth as we know it—coasts, forests, farms, and snowcapped mountains—hangs in the balance.
More About Global Warming
See National Geographic's full coverage of the 2010 Gulf of Mexico oil spill: pictures, news reports, and first-person accounts.
Burning fossil fuels, humans pump CO2 into the atmosphere. Fortunately, plants and ocean waters gather it in. But what if this great recycling system went awry?
See the effects global warming has had on Antarctic glaciers and the wildlife that depends on them.
Learn more about these underground reservoirs of steam and hot water that can be tapped to generate electricity or to heat and cool buildings directly.
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The Great Energy Challenge
An initiative to help you understand our current energy situation.
See how you measure up against others, and how changes at home could do tons to protect the planet.
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The World's Water
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.
A special series on how grabbing water from poor people and future generations threatens global food security, environmental sustainability, and local cultures.