Choking China: The struggle to clear Beijing's air
As pollution levels return to normal in China's capital after a record-breaking month of smog, what can be done to banish the smog?
New Scientist
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Trade war looms over Europe's aircraft carbon tax
The world could be on the brink of a trade war over European Union efforts to impose carbon charges on the emissions of all planes landing or taking off within the EU.
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The Israeli children who are suing for being born
Why are more and more people in Israel with genetic disorders filing lawsuits for "wrongful life"?.
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Dust bowl looms if US Southwest drought plans fail
The Texas drought is a harbinger of things to come for the entire Southwest – water resource managers are making plans for a drier future.
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Arctic ozone hole breaks all records
Earlier this year, ozone loss over the Arctic was on a scale comparable to that over the Antarctic.
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Geoengineering trials get under way
A string of technologies that could be used to engineer our environment to head off climate change are being field-tested.
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Famine in the Horn of Africa: Never again?
East Africa is stalked by famine once more despite scientists' early warnings of disaster. Can the lessons be learned?
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Whistle-blowing doctor: My fight to speak the truth
English libel law was used to threaten me, but I had to speak out, says Peter Wilmshurst, the cardiologist sued for voicing safety concerns.
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Citizen scientists eat worms to treat disorders
People guzzling concoctions of worms to relieve their immune disorders are inspiring scientists to take parasite therapy seriously.
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Thank climate change for the rise of humans
Some claim climate change will destroy our species; now it seems it also helped forge it. The rapid fluctuations in temperature that characterised the global climate between 2 and 3 million years ago coincided
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Iron-rich dust fuelled 4 million years of ice ages
Dust is all that's needed to plunge the world into an ice age. When blown into the sea, the iron it contains can fertilise plankton growth on a scale large enough to cause global temperatures to drop.