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energy efficiency

Mowed grass triggers tar sand lawsuit

Earth

Mowed grass triggers tar sand lawsuit

Environmental groups have filed a lawsuit claiming that construction work on a bitumen pipeline has begun illegally – but nothing has been built

News

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Earth

Carbon bubble could threaten markets… maybe

News

Pay as you go solar power makes energy cheaper

Technology

Pay as you go solar power makes energy cheaper

News

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Earth

Engineers can build a low-carbon world if we let them

Comment

Current power: New tide turbines tap oceans of energy

Earth

Current power: New tide turbines tap oceans of energy

Features

Coconuts and sunshine will power South Pacific islands

Earth

Coconuts and sunshine will power South Pacific islands

News

Portable ammonia factories could fuel clean cars

Earth

Portable ammonia factories could fuel clean cars

News

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Health

Fukushima media coverage 'may be harmful'

News

New power wave heads out to sea

Earth

New power wave heads out to sea

News

End of Libyan war unlikely to affect global oil supply

Earth

End of Libyan war unlikely to affect global oil supply

Crude oil prices fell on the expectation that Libya's six-month civil war will soon end - but the numbers suggest Libya plays a limited role in the global market

News

Technology

Briefing: Security fears over laser-enriched uranium

News

Earth

Did quake or tsunami cause Fukushima meltdown?

News

Earth

Biggest UK oil spill for 10 years

News

Technology

Star power: Small fusion start-ups aim for break-even

Features

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