Environmental science – Page 17
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ResearchExtent of pharmaceutical pollution on every continent on Earth revealed
Largest study of its kind creates map of drug contamination hotspots
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FeatureDrilling deep to discover the secrets of the mantle
Nina Notman hears from the scientists trying to pierce the Earth’s crust below the seafloor to learn more about our home planet
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ResearchChemical ecosystem of Murchison meteorite molecules revealed in snapshots
Atomic force microscopy proof of principle test shows technique is up to the challenge of chronicling chemical diversity in extra-terrestrial samples
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ResearchArray of compounds found in plastics promote fat cell formation in vitro
A third of thousands of chemicals that leach from consumer polymers linked to the development of fat cells
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BusinessFatal Indian incidents reveal eroded regulations
Activists claim Modi government has diluted safety and environmental protection to promote business
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ResearchDirect evidence emerges for the existence of two forms of liquid water
Low temperature experiments with sugary solution reveal transition from low- to high-density states at pressure
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NewsEarth’s limits pushed by chemical pollution as UN environment meeting nears
Plastic and chemical production has overtaken our ability to control it, study finds
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ResearchSimulations reveal how manipulating ocean acidity could lower atmospheric carbon dioxide levels
Strategy would see surface acidity pumped into deeper ocean layers
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ResearchWorldwide wastewater analysis reveals rise of designer drugs during lockdowns
Replacement of banned mephedrone found for the first time in New Zealand over 2020 Christmas period
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BusinessFire during riots exposes environmental impact of improperly stored agrochemicals
UPL accused of illegally storing hazardous chemicals that were released after arson attack at South African warehouse
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ResearchRising ozone pollution threatens east Asia’s cereal crops
Losses of wheat, rice and maize add up to $63 billion every year
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ResearchAncient Mars meteorites’ organic chemistry cracked – and it’s not alien microbes
Study uncovers geochemical processes that formed organic compounds millions of years ago, at a time when the red planet still had liquid water
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ResearchSignificant levels of PFAS found in antifogging sprays and cloths for glasses
High levels of PFAS chemicals, including two largely unknown ones, detected in products to demist glasses that have become widely used during the pandemic
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FeatureHow elements are made beyond the stars
Tim Wogan looks at what recent astronomical discoveries have added to our understanding of stellar nucleosynthesis, and the mysteries that remain
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ResearchComets’ green colour comes from dicarbon dissociation, experiments confirm
First direct observation of C2 photodissociation explains why some comets have a green halo
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ResearchMysterious nitrogen ice patterns on Pluto linked to sublimation
Scientists use modelling to show that sublimation of nitrogen ice fuels convection in Pluto’s Sputnik Planitia impact crater by cooling its surface
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FeatureThomas Midgley and the toxic legacy of leaded fuel
Leaded petrol was around for 100 years, and the campaign against it for almost as long. Mike Sutton reveals its history
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Business2021 Chemicals industry roundup
Supply chain problems, rising raw material and energy costs challenge an industry trying to recover from the pandemic
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NewsUS National Academies proposes $125 million ocean carbon sequestration effort
Proposed programme would study the potential of various ocean-based carbon dioxide removal strategies to address climate change
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ResearchThe sun may have been the surprising source of Earth’s water
Dust grains pounded by solar wind and then delivered to Earth are a significant source of the planet’s oceans