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ResearchChemical definition of brine as water could help clear up Chile’s lithium controversy
As evidence grows that lithium mining damages water sources, reclassifying brine as water – rather than as mineral – could empower Indigenous communities to protect their rights and convince mining companies to act more responsibly
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Business
4 dead in UK sewage treatment works explosion
One person injured as biosolids silo explodes at Avonmouth
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Review
The Uninhabitable Earth: A Story of the Future
Jack Tarrant reviews David Wallace-Wells’ The Uninhabitable Earth
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Podcast
Talc: Magnesium silicate
Coating your naked body with powdered magnesium silicate may sound strange, but it's an important part of many bathtime rituals
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Podcast
Nitrogenase
The mysterious enzyme that can beat the world’s biggest chemical process when it comes to breaking the dinitrogen triple bond
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Research
Abandoned Cornish mine may hold clues to uranium clean-up
First time arsenic has been found to lock up uranium in a mineral
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Research
Mild method turns common mineral into fertiliser
Process could cut transportation costs and save farmers money
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Feature
Recycling is taking back plastic
Angeli Mehta explores the evolution of plastic recycling technology and looks to a rubbish-free future
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Research
Fresh water and electricity out of the blue
Hybrid system produces steam and electricity from saltwater
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News
EU 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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News
Countries 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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News
US urged to address helium cost increases
Scientific societies are calling on the US government to safeguard researcher access to affordable liquid helium
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News
Serious shortage of medical isotopes predicted by year’s end
US National Academies warns that ‘severe’ shortages of molybdenum-99 and technetium-99m are likely
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Business
Fertiliser firms Agrium and PotashCorp to merge
Canadian combination will create one of the largest crop nutrient companies in the world.
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News
Lack of critical elements could stymie India’s growth
Dependence on imports will make moving to a high-tech manufacturing economy more difficult
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Opinion
A new source of helium is good news for science
Success prospecting for helium shouldn’t halt efforts to conserve and recover this vital scientific resource
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News
Scientists 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
