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2009 review: In green tech we must trust

Earth

2009 review: In green tech we must trust

More brainpower than ever before has been expended on technologies to cut the damage we do to the environment – here are some of the most interesting

News

2010 preview: Automotive X Prize contestants power up

Earth

2010 preview: Automotive X Prize contestants power up

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Plastic bags recycled into nanotubes

Technology

Plastic bags recycled into nanotubes

News

Battery lithium could come from geothermal waste water

Earth

Battery lithium could come from geothermal waste water

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Wind farms don't affect property prices

Earth

Wind farms don't affect property prices

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The research that might save us after Copenhagen

Earth

The research that might save us after Copenhagen

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California gives green light to space solar power

Earth

California gives green light to space solar power

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Earth

Cheap catalyst can make and break hydrogen

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Solar-powered night-flying plane makes its first 'flea hop'

Technology

Solar-powered night-flying plane makes its first 'flea hop'

News

Plenty more oil, but use it wisely

Our dependence on the black stuff has placed us squarely on the horns of a dilemma

Opinion

Earth

Extreme oil: Scraping the bottom of Earth's barrel

Features

Earth

Climate control for your desk

News

Technology

Split-personality home routers can cut net energy use

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Technology

Safety flaws in US next-gen nuclear reactors

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