Our Planet

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White Cliffs of McMurdo

I'm Not A Playa, I Just Slip A Lot

For Seeds, Norway Just Got Cooler

Hurricane Katrina Now Causing CO2 Emissions

Can the Internet Help Tame an Oil Spill?

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Sneak Peak: Systema Naturae

Drawing from Insects of the Luquillo Mountains, Puerto Rico

An Evolutionary Chase Scene Across Willow Leaves

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Who's Fueling Whom?

Why the biofuels movement could run out of gas

Rakesh Jaiswal

India in Peril

Rakesh Jaiswal, founder of ecofriends.org, talks about the country's growing list of environmental problems

It is possible to see the world in a grain of sand—big chunks of the world, anyway, including the Himalayas and other mountain ranges (Elizabeth Catlos at Oklahoma State University with a piece of granite whose grains may reveal the history of Turkey’s Menderes Massif.)

Rock of Ages

Where did the world's highest mountains come from? Geologist Elizabeth Catlos takes a new view

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Midas Touch

To clean highly polluted groundwater, Michael Wong has developed a detergent based on gold

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Giant Pipes in Ocean Proposed as Global Warming Solution

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Teaming up with Thoreau

One hundred fifty years after the publication of Walden, Henry David Thoreau is helping scientists monitor global warming

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Mystery at Sea

How mercury gets into tuna and other fish in the ocean has scientists searching from the coast to the floor

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Oceans as Blue as Windex

One Fish, Two Fish, Crawfish, Bluefish: The Smithsonian Sustainable Seafood Cookbook

Ocean-Friendly Eating

A sea life lover's guide to seafood

A gray reef shark swims over corals in remote Kingman Reef in the Line Islands. Researchers believe that a large number of sharks is indicative of healthy reefs.

Deep Trouble

Coral reefs are clearly struggling. The only debate for marine scientists is whether the harm is being done on a local or global scale

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Going "Bycatch Neutral"

Can fisheries eliminate their debts to nature?

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Turning the Tide

Our oceans are in trouble, says Nancy Knowlton. But it's not too late to do something about it

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EcoCenter: Air

Forty years after the passage of the Clean Air Act, researchers have seen great progress while studying the dangers of pollution

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