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dark energy

Can biofuels rescue American prairies?

Earth

Can biofuels rescue American prairies?

Yes, say ecologists, but not if the current enthusiasm for corn ethanol continues to hold sway

News

Energy-curbing bill passes Congress

Earth

Energy-curbing bill passes Congress

News

Buoys flex artificial muscles for renewable energy

Earth

Buoys flex artificial muscles for renewable energy

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Revealed: America's most polluting power plants

Earth

Revealed: America's most polluting power plants

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Flying windmills could harness the jet stream

Earth

Flying windmills could harness the jet stream

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Renewable energy could 'rape' nature

Earth

Renewable energy could 'rape' nature

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Summer sun can provide winter heat

Technology

Summer sun can provide winter heat

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Taking the fossil out of fossil fuel

Earth

Taking the fossil out of fossil fuel

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Technology

China simplifies method for turning coal to gas

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Earth

Corn biofuel 'dangerously oversold' as green energy

The rapidly growing corn ethanol industry could damage the environment without significantly reducing dependence on fossil fuels, argues a new report

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Earth

Amazon dam project gets the go-ahead

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Technology

Exfoliation produces lighter, cheaper solar cells

News

Earth

Rising prices could end wasteful gas flaring

News

Earth

Biorefineries: Curing our addiction to oil

Features

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