Earth
Better world: Pimp your house
Our homes account for around a third of our carbon emissions, so every eco-warrior should try to make their pad a low-emission one
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Earth
Better world: Move to the city
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Earth
Fair carbon means no carbon for rich countries
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Earth
Geothermal power quakes find defenders
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Earth
Better world: Generate a feed-in frenzy
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Earth
Methane mining could trigger killer gas cloud
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Technology
How to short-circuit the US power grid
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Earth
Circling turbines spell doom for vultures
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Physics
Soap bubbles to take the drag out of future cars
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Earth
Bug power makes salt water sweet
A bacterial fuel cell can provide the charge for desalinating seawater 鈥� a possible replacement for existing power-hungry plants
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Earth
Triumph of the commons: Helping the world to share
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Earth
Green power safer for workers than fossil fuels
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Earth
How to turn seawater into jet fuel
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Earth
As Arctic Ocean warms, megatonnes of methane bubble up
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