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environment

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Earth

Water purifiers for the poor fail to prove their worth

Ceramic filters are the only water cleaners proven to work, as many studies into the effectiveness of treatments are flawed

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China outperforms US on green issues

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China outperforms US on green issues

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How laundry could slash US carbon emissions

Earth

How laundry could slash US carbon emissions

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Earth

Obama says US in global race to develop clean energy

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Sustainable living in two parking spaces

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Sustainable living in two parking spaces

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How to turn seawater into jet fuel

Earth

How to turn seawater into jet fuel

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Rival designs race to harness ocean energy

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Rival designs race to harness ocean energy

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Limited-colour screens could boost cellphone battery life

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Limited-colour screens could boost cellphone battery life

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Earth

Money flows into green transport despite recession

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Virtual power plants could tame coming grid chaos

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Virtual power plants could tame coming grid chaos

National grids will struggle if power generation shifts from large generators to millions of renewable sources with variable output – but tying these together as a single entity could solve the problem

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Earth

Robot sub reaches the world's deepest abyss

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Life

#AskAttenborough: Your questions answered

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Earth

Earth's tribes unite against climate threats

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Earth

Yeast and bacterium turned into gasoline factory

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