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energy efficiency

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Earth

Renewable energy: Power beneath our feet

It's clean, inexhaustible, provides predictable power and you can get it just about anywhere – geothermal energy is there for the taking

Features

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Earth

Renewable energy: The tide is turning

Features

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Earth

Renewable energy: Anywhere the wind blows

Features

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Earth

Renewable energy: Dreams become reality

Features

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Earth

India plans nuclear shopping spree after US green light

News

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Earth

Editorial: How to run the world on renewables

Opinion

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Earth

Newly discovered fungus strips pollutants from oil

News

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Earth

Economic turmoil could scupper EU climate plans

News

High-tech sponge could take hydrogen cars further

Earth

High-tech sponge could take hydrogen cars further

News

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Earth

Google announces plan to wean US off coal and oil

The search company that already funds green technology now has a plan to help the US stop burning fossil fuels for power

News

Earth

Tax credits promise brighter outlook for solar energy

News

Earth

Steam power takes to the road again

Features

Earth

Is Google gobbling up too much power?

News

Technology

Invention special: Green technology

News

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