Earth science – Page 7
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ResearchFresh water and electricity out of the blue
Hybrid system produces steam and electricity from saltwater
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ResearchAncient ocean oxygen tracked using thallium
Cretaceous oceans gradually lost oxygen before the dramatic anoxic event that led to mass extinction
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ReviewThe planet in a pebble: a journey into Earth's deep history
How the interplay between physics, chemistry, biology and geology forms our world
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NewsHeavy metal's revenge
Climate change could see levels of toxic mercury rise again even as the world cuts emissions
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NewsWhat can we learn from asteroids?
Flying space rocks could hold the answer to the origins of life
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NewsEU regulation to curb trade in conflict minerals
Companies importing metals from countries affected by violence and exploitation will have to audit their supply chain
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ResearchChanging climate to wreak havoc on Mediterranean soils
Soil organic carbon predicted to plummet over next 60 years lowering agricultural productivity
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ResearchHumans influence soil chemistry from beyond the grave
Chemical elements can reveal where bodies decomposed even after flesh and bones are long gone
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PodcastRagwort alkaloids
Pyrrolizidine alkaloids from Ragworts and other plants are popular with pollinators but a potent poison to livestock, as Mike Freemantle discovers
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ResearchHydrothermal vents generate deep-sea currents
Minerals spewed by ocean vents set up redox reactions that allow electrical currents to flow
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NewsNews from the American Chemical Society meeting in San Francisco
News stories from the 253rd National Meeting & Exposition of the American Chemical Society
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NewsThiocyanate detector aims to end illegal cyanide fishing
A new sensor could identify whether fish were caught using a dangerous and illegal technique
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NewsCountries poised to roll out deep sea mining in new 'gold rush'
Tests underway on extracting resources from the ocean floor to meet the world’s growing hunger for metals
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![Simonkolleite [Zn5(OH)8Cl2·H2O] is an anthropogenic mineral - Index](https://d2cbg94ubxgsnp.cloudfront.net/Pictures/100x67/7/9/9/114799_Cataloguing-minerals-of-the-anthropocene---Simonkolleite---Index.jpg)
ResearchHuman-made minerals add to evidence for Anthropocene epoch
List of minerals that form either directly or indirectly as a result of humanity’s activities offers insights into our impact on Earth’s geology
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ResearchBiochar takes the pharmaceuticals out of urine
Method for cleansing waste urine could see it used as a fertiliser
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ResearchOcean chemistry changes triggered Earth's greatest extinction event
The Great Dying 250 million years ago has its roots in the intrusion of deadly sulfide rich waters into oxygenated shallows with lessons for today
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ResearchTheory of crack networks helps understand paint ageing
New model could benefit art conservators and geologists
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OpinionThe global dangers of melting permafrost
Russia’s thawing permafrost risks global warming, disease and ‘megaslumps’