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Virtual power plants could tame coming grid chaos

Earth

Virtual power plants could tame coming grid chaos

National grids will struggle if power generation shifts from large generators to millions of renewable sources with variable output – but tying these together as a single entity could solve the problem

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Train can be worse for climate than plane

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Train can be worse for climate than plane

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Poor countries could be paid to go nuclear

Earth

Poor countries could be paid to go nuclear

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Methanol challenges hydrogen to be fuel of the future

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Methanol challenges hydrogen to be fuel of the future

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Hot rock power scheme could brew trouble in Eden

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Rules of high seas could lead to Arctic 'pole of peace'

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Rules of high seas could lead to Arctic 'pole of peace'

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Alcohol makes autos more climate-friendly

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Alcohol makes autos more climate-friendly

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North Korea's nuke test could have positive outcome

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Power-hungry gadgets must learn to diet

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Growing biofuel without razing the rainforest

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Growing biofuel without razing the rainforest

You can't cultivate biofuel crops without cutting down trees, right? Not so, says Marcos Buckeridge, who tells Jan Rocha how Brazil can supply the world with green ethanol

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Breathing batteries could store 10 times the energy

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Chernobyl fallout could drive evolution of 'space plants'

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Existing gas power plants could pump out hydrogen

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Sea 'snake' generates electricity with every wave

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