All Earth articles – Page 48
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BusinessPumping up industrial wasted heat
Company profile: Qpinch reclaims wasted energy by mimicking nature
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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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ResearchBacteria seeded with synthetic pathways
Living factories provide alternative to complicated chemical syntheses or farming hectares of crops
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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
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ResearchCaging chemical weapons
Supramolecular cubes trap and flag nerve agents using the hydrophobic effect
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ResearchBuilding blocks of life made in space ice simulations
Complex sugars – including the ‘backbone’ of RNA – have been created in lab-made interstellar ice
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ResearchBacterial behaviour a slippery slope to sewer fatbergs
Microorganisms in grease traps could magnify fat, oil and grease deposits in sewers
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NewsEU plans tighter controls on BPA
Proposal would reduce the migration limit of bisphenol A in food packaging by 90%
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NewsBP’s long legal battle over Deepwater disaster ends
Judge finalises BP’s $20 billion settlement over Gulf of Mexico oil spill
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OpinionWhy salty water foams
Philip Ball seeks the answer to a question more complex than it appears
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NewsCadmium and lead in costume jewellery prompt concern
Extremely high levels of toxic metals in children’s jewellery is causing alarm among US and Canadian scientists
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OpinionToxicity is a hazardous waste
We must teach students how to avoid environmental impact rather than accept itas an inherent part of chemistry, argues John Warner
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ResearchSilver nanoparticles lost in the first wash
Swiss scientists investigate nanosilver release from textiles
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ResearchGrubbs’ catalyst drives tyre recycling
Rubbery networks broken down into reusable materials
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ResearchCarbon monoxide where you want it, when you want it
Hazardous bottled gas redundant thanks to methods that generate it at the point of use
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OpinionCutting the science travel footprint
Scientists should think about their own carbon footprint if they want to inspire public action on climate change, says Stuart Capstick