Earth science – Page 8
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NewsScientists unearth one of world’s largest helium gas deposits
A new approach to helium recovery should take the guesswork out of finding this vital medical resource
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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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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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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
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NewsThousands of pollinators at risk of extinction
Global assessment says pesticides are partly to blame for endangering bees and other pollinators
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OpinionRare earth magnates
China’s monopoly on production has a global impact, argues David Abraham
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ResearchResearchers raise a flag for high altitude sensors
Electric generator flaps in the wind and may usher in self-powered stratospheric sensors
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ResearchJurassic pigment structure elucidation tickles chemists pink
Unusual boron-based molecule found in ancient algae fossil throws light on natural product evolution
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ResearchAntimony recovery lights up lamp waste recycling
Green method produces fertiliser as a byproduct
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ResearchUnique compounds let earthworms finish off leaves
Chemicals reduce toxicity of plant polyphenols and allow worms to recycle leaves, improving soil fertility
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NewsFailure to allay public concerns hobbling UK fracking
More facts, data and technical assessments won’t soothe worries when people want greater public debate of risks and benefits
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ResearchIron found in ancient rock is recycled from bacteria
Isotopic analysis suggests iron in banded rock formations can be traced back to ancient bacteria
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ResearchSewage offers attractive source of precious metals
US Geological Survey team finds valuable metals in treated sewage and is working on the difficult problem of extraction
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ResearchEngineered bacteria synthesise palladium biosorbent
Biomolecule to help decontaminate water by recovering palladium that has escaped from catalytic converters
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ResearchFish sperm spawns rare earth metal recycling idea
Technique could provide a cheap, green way of recovering scarce metals from electronic waste