Earth science – Page 7
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News
What can we learn from asteroids?
Flying space rocks could hold the answer to the origins of life
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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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Research
Changing climate to wreak havoc on Mediterranean soils
Soil organic carbon predicted to plummet over next 60 years lowering agricultural productivity
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Research
Humans 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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Podcast
Ragwort 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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Research
Hydrothermal vents generate deep-sea currents
Minerals spewed by ocean vents set up redox reactions that allow electrical currents to flow
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News
News 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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News
Thiocyanate 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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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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Research
Human-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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Research
Biochar takes the pharmaceuticals out of urine
Method for cleansing waste urine could see it used as a fertiliser
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Research
Ocean 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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Research
Theory of crack networks helps understand paint ageing
New model could benefit art conservators and geologists
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Opinion
The global dangers of melting permafrost
Russia’s thawing permafrost risks global warming, disease and ‘megaslumps’
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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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Research
Primitive microbe may offer a hotbed of methane
Microbe digests complex compounds from coal and turns them into methane
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Research
Soil sponge soaking up far less carbon dioxide than expected
Geochemistry experiments suggest the climate might warm more than current models suggest