organisation > National Academy of Sciences
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"No-regrets" strategies to adjust agriculture to the realities of climate change need to be taken now.
Opinion
Last Modified: 06 Jun 2013 09:09 GMT
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Data collected by Nasa's Curiosity rover confirm astronauts on a Mars mission would get a big dose of damaging radiation
Americas
Last Modified: 31 May 2013 11:11 GMT
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Users who became dependent on the drug before 18 saw later decline, study of 1,000 New Zealand residents claims.
Americas
Last Modified: 29 Aug 2012 05:16 GMT
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Scientists and experts are alarmed at amount of plastic debris and growing 'dead zones' in the world's oceans.
Features
Last Modified: 18 Jun 2012 11:09 GMT
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Climate-change deniers are on the ropes - but so is our planet.
Opinion
Last Modified: 10 Jun 2012 11:36 GMT
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Eyeless shrimp and fish with lesions are becoming common, with BP oil pollution believed to be the likely cause.
Features
Last Modified: 20 Apr 2012 15:57 GMT
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The largest environmental trial in US history begins March 5, as BP is sued for its 2010 oil spill disaster.
Features
Last Modified: 27 Feb 2012 07:02 GMT
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Steven Pinker, author of "The Better Angels of Our Nature", argues this may be the most peaceful era in human existence.
Features
Last Modified: 30 Jan 2012 16:09 GMT
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As oil, sickness and contamination persist, Gulf residents and lawyers file thousands of lawsuits against the oil giant.
Features
Last Modified: 03 Oct 2011 14:11 GMT
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Despite fuzzy legality, US law enforcement will soon be able to perform mobile iris scans and fingerprinting.
Features
Last Modified: 02 Aug 2011 16:25 GMT
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Featured on Al Jazeera
Murder of Somali draws ire of foreign African nationals over rising xenophobic violence.
We look at the impact of increased sanctions against the Islamic Republic and ask who it really affects.
Tupamaros enforce rough justice in Venezuela's slums to support socialism, but critics say the group are violent thugs.
More than a decade ago the US launched a war against Afghanistan, but was it a justified battle?
Featured
Two years since the start of the uprising, rebels and Assad's forces remain locked in conflict.
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Extensive coverage of political unrest that spread from Istanbul to other areas.
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Weeks of demonstrations could benefit AKP's grip on power - or be a game-changer.
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More than 100 million girls have suffered genital 'cutting' to save family honour.
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News and analysis of 2013 presidential contest as Ahmadinejad finishes second term.
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