All Earth articles – Page 4
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ResearchSeeding oceans with volcanic ash could be new tool to tackle climate change
Tephra could encourage phytoplankton blooms that could potentially sequester huge amounts of carbon dioxide
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Research
Liquid hydrogen rethink has astronomical implications
Machine learning simulates smooth transition between states, which could affect giant planets
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Feature
The drive to recycle lithium-ion batteries
Electric vehicles are surging in popularity but Patrick Hughes asks what happens once their batteries are no longer fit for purpose
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News
PFAS incineration study cancelled by US environment agency
Head of the Environmental Protection Agency blames move on former employee
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Research
Noble metals dissolved without aqua regia
Decades-old study inspires acidic salt solutions for recovering gold and platinum group metals from catalytic waste
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Research
Options expanded for origin of Earth’s water
Enstatite chondrite meteroites contain enough hydrogen to have supplied three to five times the total mass of water in Earth’s oceans
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Research
Designer plastic can be recycled over and over again
Bicyclic thiolactone building block makes for high-quality polymers with chemical recyclability
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News
EPA rescinds methane emissions reduction rule
Obama-era regulations have been rolled back at the EPA, to the chagrin of some big oil firms and environmental groups
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News
Recalibration is the biggest shake-up in the carbon dating world for seven years
Overhaul will improve accuracy and push back how far samples can be dated by 5000 years
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News
EPA settles Gold King mine disaster five years later
Utah state will receive $220 million as part of settlement over 2015 accident that spilled toxic waste into waterways
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Business
Questions surround deadly Beirut blast
Ammonium nitrate explosion that killed at least 135 appears to have been caused by poorly-stored cargo from an abandoned vessel
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News
Perseverance rover’s suite of chemical tools will search for signs of ancient life on Mars
Upgraded probe is better equipped to investigate the red planet
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Business
Deadly Indian incidents highlight relaxed regulations
Concern over human and environmental cost of reforms aimed at ease of doing business
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Business
Appeals court cuts damages further in glyphosate cancer case
Judgment retains verdict that Bayer-Monsanto’s herbicide caused US man’s cancer
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Opinion
Looking beyond the next wave
We need to apply lessons from Covid-19 to tackle antimicrobial resistance and climate change
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Feature
The complex chemistry of fire
Despite its ubiquity in human life, chemists have still barely unlocked what’s happening amid the flames. Kit Chapman reports
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Research
How the products of fire control the formation of snow
Nadine Borduas-Dedekind brings an organic chemist’s arrow-pushing insight to reactions in the atmosphere
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Business
Bayer commits over $10bn to resolve legacy Monsanto lawsuits
Agreement settles about 75% of Roundup-related cases and resolves PCB and dicamba litigation
