Healthy teenagers at risk of irregular heartbeats from air pollution, says study

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It’s a race for House GOP No. 3 next year — but a lopsided one

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Congress wants in on Trump oversight. It may get stiff-armed.

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Hundreds of yoga teachers call out lululemon over coal-powered factories

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Waterfalls, stargazing and buzzards: the Moffat walking festival in Scotland’s southern uplands

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Climate change’s top five tipping points are out! Tag yourself! I’m Greenland’s melting ice cap | First Dog on the Moon

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Discovered in the deep: the crustacean with eyes for a head

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Birdwatch: little grebes reach for their muted winter wardrobe

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‘We are not going away’: the volunteers fighting back against England’s polluted rivers

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Citizen scientists to monitor English rivers in £7m scheme

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