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fossil fuels

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Nanotubes bring artificial photosynthesis a step nearer

Carbon nanotubes have the right properties to allow a key step in photosynthesis that has eluded chemists until now, say experts

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Organic dye lets window panes harvest the Sun

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Contaminated US site faces 'catastrophic' nuclear leak

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Earth

Wind power sails ahead in UK as US solar plans freeze

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Cold war 'caterpillar drive' could harvest sea power

Earth

Cold war 'caterpillar drive' could harvest sea power

Features

Comment: Kicking the oil habit

Earth

Comment: Kicking the oil habit

Comment

Oil: The final warning

Earth

Oil: The final warning

Features

Time to go ahead with Nevada nuclear dump?

Earth

Time to go ahead with Nevada nuclear dump?

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New technologies promise biofuel 'plan B'

Earth

New technologies promise biofuel 'plan B'

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Have we underestimated total oil reserves?

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Have we underestimated total oil reserves?

A statistical flaw means that global oil reserves could be up to twice as big as estimated, according to a former industry advisor

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Technology

US considers nuclear-powered assault ships

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Earth

Algae oil promises truly green fuel

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Earth

The greening of Silicon Valley

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Technology

Exotic nitrogen could offer safe rocket fuel

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