Environmental science – Page 50
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NewsPriority pollutants identified in the Great Lakes
The US and Canada are targeting eight chemicals in the Great Lakes deemed dangerous to health or the environment
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NewsUnreported sources of sulfur dioxide emissions found
Satellite data highlights 39 ‘unreported and major’ man-made sources of sulfur dioxide
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NewsToxic legacy of Agent Orange lives on in Vietnam
Scientists are struggling to clean up dioxin-contaminated soil that has been linked to devastating illnesses among thousands of people
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OpinionPlastic not so fantastic
The world has a big problem with small plastics and the time to act is now
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ResearchWater gets the mille-feuille treatment
Puff pastry-style filter paper is crème de la crème of virus filtration
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ResearchLead isotopes track Roman Empire’s water supplies
Analysis reveals damage to the water network after the eruption of Vesuvius and its subsequent repair
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PodcastTetraethyl lead
For decades, automobile fuel had a dangerous additive: Tetraethyl lead. Matt Gunther explains why a toxic compound was added to our fuel
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NewsUK open to microbead ban if EU fails to act
Government may act unilaterally amid growing evidence of environmental problems
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ResearchIron-rich silicate plays cosmic matchmaker
Findings could help explain abundance of molecular hydrogen in interstellar space
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OpinionTowards a new plastics economy
Global change is needed to avert disaster, says the Ellen MacArthur Foundation
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ResearchGreenland ice sheet recoups subliming water vapour
Newly discovered part of the water cycle acts to conserve sheet mass
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ResearchScientists claim to have seen ‘new state’ of water
Scepticism that water molecules with delocalised protons can be described as an unknown phase of water
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ResearchMixed outlook for ethanol–petrol blends
London study says incorporating biofuels into petrol supplies could increase acetaldehyde levels in the air
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PodcastCadmium telluride
It may not be the best material for solar cells but it has some distinct advantages
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News
Countries ink Paris climate change agreement
Nearly 200 countries signed the global climate treaty that aims to limit temperature rises to ‘well below’ 2°C
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ResearchEarthly xenon’s asteroid origins reveal planet’s genesis
Discovery that atmospheric xenon is unrelated to that in the mantle hints at two separate extra-terrestrial ‘deliveries’ of the element
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FeaturePlastic problems
Tiny pieces of plastic may be doing as much harm in our oceans and waterways as the big stuff, finds Nina Notman
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ResearchCassini finds needle in a haystack investigating interstellar dust around Saturn
Alien dust provides evidence for solar system passing through giant interstellar cloud