Earth
Arctic oil and gas drilling ready to take off
Oil drilling in Greenland's Arctic waters began last week, angering environmentalists. But it's nothing compared with the oil and gas rush that's coming
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Earth
Green machine: Perfecting the plant way to power
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Earth
Innovation: Sunrise boulevards could bring clean power
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Physics
Can we grab electricity from muggy air?
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Technology
Medical nanotech could find unconventional oil
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Earth
Green machine: Wave power line jacks into the grid
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Life
Infrared chlorophyll could boost solar cells
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Earth
Pee is for power: Your electrifying excretions
Features
Technology
Lung-style fuel cell needs less bling for more oomph
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Earth
Green machine: Fighting the efficiency fallacies
Green machine is our weekly column on the latest advances in environmental technologies.
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Earth
The next best thing to oil
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Earth
Innovation: Reinventing urban wind power
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Earth
Which oil-mopping technology will win $1.4m X prize?
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Earth
E. coli engineered to make convenient ‘drop-in’ biofuel
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