All Earth articles – Page 52
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ResearchStencilling self-propulsion engines
New method prints tiny artificial fish that could find use in water remediation
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NewsChina launches nationwide emissions trading scheme
World’s two largest polluters, the US and China, agree further action to tackle climate change
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NewsNew US ozone standard under fire
The Environmental Protection Agency’s stricter air quality standard for ground-level ozone are opposed by industry, lawmakers and environmental groups
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ResearchAntimony recovery lights up lamp waste recycling
Green method produces fertiliser as a byproduct
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NewsArgentina mine accident spills cyanide into rivers
More than a million litres of cyanide solution entered nearby rivers after a gold mine accident in Argentina
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NewsChemistry at heart of VW emissions cheating
Car firm dodged nitrogen oxide pollution limits using software that detected testing
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NewsFlowing salty brine found on Mars
Hydrated chlorate salts detected in slope streaks indicate contemporary water flow on the red planet
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ResearchMilky Way supernovae may help explain fluorine's origin
Observations counter claims that fluorine production takes place solely in young, evolving stars
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News
Court rejects US approval of sulfoxaflor pesticide
Environmental Protection Agency’s approval of an insecticide that shares similarities with neonicotinoids revoked
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ResearchAir pollution model predicts 6.6 million deaths by 2050
‘Business as usual’ scenarios suggest toxic emissions could kill millions of people in the near future
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FeatureStuck in the sludge
Matthew Gunther finds chemists are trying to decommission the most dangerous nuclear waste site in Europe
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ResearchMoulting seals bring mercury contamination to coast
Elephant seals are thought to be responsible for unusually high concentrations of toxic mercury in some coastal waters
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News
Glyphosate to be labelled a carcinogen in California
California’s EPA intends to list glyphosate as a carcinogenic chemical
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ResearchMutant plant can mop up explosives
Enzyme deficiency allows plant to thrive on soil contaminated with TNT
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NewsNeonicotinoids present in many US streams
Persistent but low-level contamination prompts calls for further research on aquatic impact of pesticides
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Research‘Fire fountain’ data illuminate lunar history
Volatile element details promise to ignite research into Moon’s origin and evolution
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OpinionScrubbing up
Acid vapours are problematic on scales at which they corrode cars and cause acid rain, says Chemjobber
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ResearchFlushing advice is flawed
Protocols to restore contaminated water supplies are not based on science
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ResearchPaper device tracks fracking pollution
Cheap and simple bromide sensor warns if water has been contaminated with fracking fluid