Environmental science – Page 66
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FeatureChanging the rules of extraction
As the price of oil goes up, reserves previously uneconomical to exploit become attractive. Nuala Moran explores the chemical technology being used
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NewsDried lake bed on Mars ‘could have supported life’
Detection of compounds in varying oxidation states suggests bacteria-friendly chemical gradients might have once existed
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CareersCuriosity's mission to Mars with x-ray vision
As Nasa’s Curiosity rover roams the red planet, Nicola Davis talks to the scientists whose laboratory is a million miles away
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Opinion
Is lead linked to violence?
Examining the evidence for the link between lead exposure and violence, Paul Illing finds a cautionary tale
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NewsFukushima disaster predicted to raise cancer rates slightly
World Health Organization report expects cancer risk to rise marginally, but doesn’t put a figure on the number of deaths expected
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NewsEndocrine disrupting chemicals under fire
WHO and UNEP warn that common endocrine disrupters could be responsible for the rise in global health problems
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NewsBacteria clean-up after Gulf of Mexico disaster
Microbial communities helped to sink Deepwater Horizon oil spill, and might one day be an alternative to toxic dispersants
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Business
DCD in New Zealand milk
Dicyandiamide poses no food risk but fertiliser companies have suspended sales
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Business
OM Group to exit cobalt business
Deal worth up to $435 million includes downstream activities, in particular cobalt refining in Kokkola, Finland
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FeatureChemical climate proxies
With the climate change debate as heated as ever, how do scientists reconstruct what the weather was like in the past? Jon Evans looks at the detective chemistry behind such environmental forensic work
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NewsGlobal convention to limit mercury agreed
World signs up to treaty to ban export of mercury but sticking points remain over artisanal mining and coal power plants
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NewsChina’s next leader looks to soothe environmental angst
Xi Jinping, China’s president-in-waiting, will need to deal with public anger over industrialisation and pollution
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News
China's emissions may peak as soon as 2025
Projections suggest renewables and clean energy technologies could cut greenhouse gases more rapidly than expected
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News
Curiosity detect hints of complex organics
Mars rover picks up chlorinated hydrocarbons on the Red Planet, but are they native or did they hitch a ride?
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NewsPush for renewables may have unforeseen consequences
Countries need to synchronise policies to ensure that their energy supply is sustainable
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News
M&S nano fears for recycled packaging
Ambitious recycling commitment by UK grocer could be threatened by fear of nanoinks
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News
Smartphones as environmental sensors
New project will measure personal exposure to pollutants with GPS-enabled smartphones