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Renewable energy could threaten wildlife

In a weird sort of environmental paradox, the Natural Resources Defense Council on Wednesday released maps of the American West showing areas that would be damaged if they're developed for renewable...

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Green tech ideas for Earth Day

Earth Day is tomorrow, and several news sites have ideas about how you can use technology to save energy and help the environment. Here's a sample: SAVE ENERGY: CNET has a good overview of how...

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Tech trends: eco-data, spam pollution and Apple pulls an app

Here are a few stories CNN.com is watching today: ECO-DATA: Wired magazine writer Alexis Madrigal has a must-read piece on how data is the key to making environmentally conscious decisions. My inbox...

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Biofuel loses fight with California pollution regulators

The biofuel industry has lost its battle against California regulators over rules aimed at reducing greenhouse gas emissions from various fuels, including corn-based ethanol. The California Air...

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Future iPhone app may identify trees from photos

Nature lovers are known for stopping to take way too many pictures. I once got got completely lost in a rain forest, for example, when my group crossed a river while I was snapping pics of flowers....

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It is not easy being green

Nintendo Wii Nintendo scored the worst in a new Greenpeace report on efforts by electronics companies to be ecologically responsible. In the “Guide to Greener Electronics”, Nintendo’s score of 1.4 out...

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How to cool the planet

Most scientists agree that global warming is real, but disagreement abounds about what to do about it. The idea of taking carbon out of the atmosphere and storing it so that it can't warm the planet...

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Google: People need info to save energy

A coalition of tech companies, telecoms and environmental groups on Monday sent a letter to President Obama (PDF) on the subject of home energy efficiency. The groups, which include Google, AT&T...

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It's a bird, it's a plane - really!

Global Hawk in flight Flying higher, farther and without a pilot. NASA's Global Hawk plane can fly to altitudes of 60,000 feet – way above normal flight paths – and as far as nearly half way around...

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The mobile phone that breathes

Researchers at Intel Labs in Berkeley, California, have designed a prototype mobile phone that slurps up air and spits out pollution measurements. The researchers eventually hope to make everyone who...

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