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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America turns red, white and green
The US's stance on climate change has shifted beyond recognition. President Barack Obama's science adviser John Holdren tells Graham Lawton how the US will put its house in order, secure a deal at the make-or-break summit in Copenhagen, and lead the world's fight against dangerous climate change.
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Tuna can stay on the menu... for now
Tuna are the latest fish to come with a health warning about exploitation and collapsing stocks, but the truth is rather different, says James Joseph.
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Fertile Crescent 'will disappear this century'
Diverting water from the Tigris and Euphrates rivers to supply agriculture, alongside a warming climate, means the once-bountiful region is becoming desert.
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Why dollars alone won't fix US healthcare
You might assume that the vast sums the US spends on healthcare must produce better patient outcomes than the rest of the world
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Year of the disappearing ape
<p>The aims of the UN's initiative to protect the last gorillas are laudable – but they are a distraction from the pressing need for anti-poaching measures. (Editorial)</p>
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Perils of the professional lab rat
Thousands of people make their living scurrying from one clinical drug trial to the next
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Last chance to save the gorilla
With the number of gorillas still plummeting, the time for talking is over
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Craig Venter, renewable oilman
Genome pioneer Craig Venter has teamed up with Exxon Mobil to turn living algae into mini oil wells. How will they do it? (Interview)
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Why people don't act on climate change
Climate change is a recognised fact but that's not enough to make people alter their behaviour
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Controversial palm-oil plan may save the orang-utan
If the endangered ape is to have a hope of survival, the plantations that have eaten away at its habitat must be part of the solution.