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energy efficiency

Taking the fossil out of fossil fuel

Earth

Taking the fossil out of fossil fuel

Some natural gas is much newer than it looks – and researchers are hoping to make their own

News

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Technology

China simplifies method for turning coal to gas

News

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Earth

Corn biofuel 'dangerously oversold' as green energy

News

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Earth

Amazon dam project gets the go-ahead

News

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Technology

Exfoliation produces lighter, cheaper solar cells

News

Rising prices could end wasteful gas flaring

Earth

Rising prices could end wasteful gas flaring

News

Biorefineries: Curing our addiction to oil

Earth

Biorefineries: Curing our addiction to oil

Features

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Earth

Could Russia claim the North Pole?

News

Biofuels could spell ecosystem disaster

Earth

Biofuels could spell ecosystem disaster

News

Micro-generator feeds on good vibrations

Technology

Micro-generator feeds on good vibrations

The small 'energy scavenging' device could generate power for wireless sensors and even medical implants, say researchers

News

Earth

Giant microwave turns plastic back to oil

News

Technology

Roll up for better hydrogen fuel storage

News

Technology

Invention: Superconducting ships

News

Earth

Power-generating buoys shelter in the deep

News

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