Earth science – Page 6
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ResearchAncient Egyptian uprisings triggered by volcanic eruptions
New evidence that changes in atmospheric chemistry caused social stresses and uprisings against the ruling elite
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OpinionWhat is the secret of Crudale Meadow?
A damp patch of land in Orkney holds answers locked in time
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ResearchCars blamed for black patch blight on historic monuments
Rock varnish growth also linked to sealants used in conservation
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ResearchMild method turns common mineral into fertiliser
Process could cut transportation costs and save farmers money
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ResearchMethane-led climate change explains early Mars’ wet spells
Red planet’s wobbles could have led to melting of methane clathrates and warming
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ResearchTitanium analysis puts new date on Earth’s continental crust
Tectonic plates may have begun colliding 500 million years earlier than previously thought
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FeatureRecycling is taking back plastic
Angeli Mehta explores the evolution of plastic recycling technology and looks to a rubbish-free future
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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