Donald Trump picks an outspoken critic of Obama climate policies to head the environment body.
Author: BBC News - Science & Environment
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DNA clue to how humans evolved big brains
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Siberia sky lit up by meteor
People in west Siberia have captured footage of what is believed to be a small meteorite.
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Numbers game
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First photos from Cassini’s new orbit
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Poultry keepers have been told to keep their birds inside to protect them from avian flu…
Do smoke-free stoves really save lives?
Research has cast doubt on a UN-backed project to reduce pollution-induced illness in the world's poorest…