Earth
Sustainable living in two parking spaces
See winning entries in a competition for a sustainable prefab house that takes up only a 20-by-20-foot plot
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Earth
How to turn seawater into jet fuel
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Earth
Rival designs race to harness ocean energy
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Earth
Limited-colour screens could boost cellphone battery life
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Earth
Money flows into green transport despite recession
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Earth
Virtual power plants could tame coming grid chaos
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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
Some DNA detective work, combined with clever genetic engineering, could lead to the production of carbon-neutral petrol
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Earth
Gallery: Green innovation challenge
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Earth
Cheap and noisy chips could improve climate predictions
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Earth
Africa trapped in mega-drought cycle
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Earth
Future-proof homes for a warmer world
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