Earth science – Page 9
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FeatureEngineering the climate
Could technologies that modify the Earth’s climate control systems help us limit global temperature rises? Nina Notman investigates
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ResearchEarth’s earliest continent formed like Iceland
Newly discovered rocks shed light on the geology of Earth’s first continental crust
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ResearchChemistry calculations reveal Earth's inner core
Higher levels of oxygen suggest early Earth may have been hotter than some model predict
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ResearchDinosaur mass extinction may have been triggered by acid rain
Asteroid impact could have produced enough sulfur trioxide to dramatically lower ocean pH
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OpinionThe future of feedstocks
Where will our chemicals come from when the oil wells run dry? Jose Lopez-Sanchez discusses renewable feedstocks
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OpinionPeak oil is not a myth
Fracking won’t plug the gap in crude oil’s falling figures, says Chris Rhodes. Oil’s exhaustion is inevitable
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Business
Air Products looks for alternative helium sources
Concerns over supplies lead to plan to extract the gas from carbon dioxide sinks
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OpinionHelium reserves under pressure
Researchers should get ready for ballooning prices, warns Mark Peplow
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FeatureExtreme extraction
The increasing price of precious metals has prompted mineral prospectors to consider unusual places. Jon Evans looks into the future of mining
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FeatureChanging the rules of extraction
As the price of oil goes up, reserves previously uneconomical to exploit become attractive. Nuala Moran explores the chemical technology being used
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Business
OM Group to exit cobalt business
Deal worth up to $435 million includes downstream activities, in particular cobalt refining in Kokkola, Finland
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NewsPush for renewables may have unforeseen consequences
Countries need to synchronise policies to ensure that their energy supply is sustainable
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News
M&S nano fears for recycled packaging
Ambitious recycling commitment by UK grocer could be threatened by fear of nanoinks
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Business
Solvay rare earth recycling in France
€15 million investment in two new sites to diversify supply
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BusinessLow salt diet to flush out oil
Better understanding of oil–clay chemistry could increase the world’s recoverable oil by billions of barrels
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Business
Rockwood to pay C$720m for lithium firm
The chemical group has struck a deal to buy Talison, an Australian lithium producer with headquarters in Perth.
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CareersResourcing the resource boom
Kelly Scientific Resources has its work cut out supplying scientists for Australia’s expanding mining and environmental science sectors, learns James Mitchell Crow
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ResearchFluorine finally found in nature
Mystery of nasty niff from ‘fetid fluorite’ minerals is solved - it’s all down to the fluorine it releases
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NewsUS vulnerable to a shortage of critical isotopes
Flaws in the US energy department’s management of critical isotopes leaves the nation vulnerable to shortages, a congressional inquiry finds