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energy efficiency

Ion jelly could satisfy appetite for greener batteries

Earth

Ion jelly could satisfy appetite for greener batteries

Using gelatine to set ionic fluids like an edible jelly produces a conductive material that is less harmful to the environment

News

US elections: Who will avert the energy crisis?

Earth

US elections: Who will avert the energy crisis?

News

Revamped lead-acid battery could slash cost of hybrids

Earth

Revamped lead-acid battery could slash cost of hybrids

News

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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

Renewable energy: Electric dreams

Earth

Renewable energy: Electric dreams

Features

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Earth

Renewable energy: Power beneath our feet

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

Tapping endless resources of guilt-free energy is no longer a hippy's fuzzy green dream

Opinion

Earth

Newly discovered fungus strips pollutants from oil

News

Earth

Economic turmoil could scupper EU climate plans

News

Earth

High-tech sponge could take hydrogen cars further

News

Earth

Google announces plan to wean US off coal and oil

News

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