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Renewable energy

Hydroelectric power's dirty secret revealed

Earth

Hydroelectric power's dirty secret revealed

Hydroelectric dams produce significant amounts of CO2 and methane - some produce more greenhouse gases than fossil fuel power plants

News

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Earth

European trading in carbon-emission permits begins

News

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Technology

Power to the people?

News

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Technology

The clean green energy dream

News

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Technology

America steels itself to take the nuclear plunge

News

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Technology

Are ageing US reactors safe?

News

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Brace yourself for the end of cheap oil

News

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Can heavy oil avert an energy crisis?

News

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Power struggle

News

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Earth

A slicker way to clean up oil tanker spills

News

Earth

Green energy targets blown away

News

Earth

Shattering the greenhouse

News

Earth

Mining the heart of a continent

Features

Earth

The house that came in from the cold

Features

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