Innovation

5 Clean energy technologies that aren't electric cars

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Humanity’s need for fuel is harming Earth and its inhabitants.

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From fossil fuels that pump carbon dioxide into the atmosphere…

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...to mining that disrupts fragile environments…

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Experts worry that humans are altering the planet in a permanent way.

But scientists and engineers are working hard to bring us more sustainable ways to power our homes, cars, and devices.

Here are 5 of those promising technologies.

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Read more stories about amazing innovations here.