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Green machine: Plug-free electric cars' hidden cost

Technology

Green machine: Plug-free electric cars' hidden cost

The convenience of powering electric cars wirelessly comes at a price – energy losses may mean they have a bigger carbon footprint than some diesels

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Green machine: Aircon that doesn't warm the planet

Earth

Green machine: Aircon that doesn't warm the planet

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Green machine: A salty solution for power generation

Earth

Green machine: A salty solution for power generation

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Green machine: A new push for pond scum power

Earth

Green machine: A new push for pond scum power

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Green machine: The dream of green cars meets reality

Earth

Green machine: The dream of green cars meets reality

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Green machine: Tackling the plastic menace

Earth

Green machine: Tackling the plastic menace

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Green machine: Bacteria will keep CO<SUB>2</SUB> safely buried

Technology

Green machine: Bacteria will keep CO₂ safely buried

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Green machine: Recycled batteries boost electric cars

Earth

Green machine: Recycled batteries boost electric cars

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Green machine: It's your eco-friendly funeral

Earth

Green machine: It's your eco-friendly funeral

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Green machine: Cars could run on sunlight and CO<SUB>2</SUB>

Earth

Green machine: Cars could run on sunlight and CO₂

Solar-powered reactors promise a route to carbon-neutral motoring running on synthetic fuels

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Earth

Green machine: Hitting the lights in wasteful offices

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Earth

Green machine: Cementing greener construction

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Earth

Green machine: Generating more light than heat

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Earth

Green machine: Cheaper home power from sunlight

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