All Earth articles – Page 4
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ResearchLiquid water could have carved Mars’ famous gullies
CO2 sublimation could have raised atmospheric pressure enough for liquid water to form
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BusinessRecycling plastic with enzymes
Carbios can return even hard-to-recycle polyester fibres and textiles to their constituent monomers
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NewsThe subterranean chemistry that explains India’s groundwater contamination
Complex interplay of factors has led to elevated levels of arsenic, uranium and fluoride in drinking water, making the country’s poorest citizens sick
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BusinessBio-based plastics compete for space
From drop-in replacements to new polymers, what role will renewable materials play in a sustainable future?
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ResearchBurning plastic waste for energy at odds with carbon neutrality
Forecast says carbon dioxide emissions from plastic waste-to-energy conversion will exceed those from fossil fuels by middle of the century
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NewsDrones take flight to go where scientists dare not
From making chemical plants safer to sampling volcanoes and even exploring other planets uncrewed aerial systems could revolutionise science
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ResearchIngredient for life detected in icy plume from Saturn’s moon Enceladus
First discovery of phosphorus in an ocean beyond Earth reveals that the bio-essential element may be abundant on the moon
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ResearchLife might be able to prosper in sulfuric acid clouds of Venus
Nucleic acid bases found to be stable in conditions found in the planet’s atmosphere
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NewsFirst draft of a global treaty to curb plastic pollution expected by November
The first draft should lead to a legally binding international agreement, possibly by the end of 2024
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ResearchAromatic molecules in a galaxy far, far away
JWST IR observations suggest star formation was rapid and uneven in early galaxy
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NewsStudy casts doubt on cultivated meat’s low carbon promise
Preprint suggests that food grown from animal cells could have a global warming potential many times greater than beef
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BusinessChemical firms kept data on PFAS health hazards secret
Documents suggest that DuPont and 3M had evidence of PFAS toxicity but suppressed the findings
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ResearchVolcanoes and meteorites may have delivered catalysts for life’s beginning
Iron-rich nanoparticles can catalyse conversion of CO2 to complex organic molecules
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ResearchExposure to high levels of TCE could increase risk of Parkinson’s disease by 70%
US marines working at base with contaminated drinking water in the 1970s and 80s have elevated risk for the disease
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NewsEfforts to cut methane are hobbled by gaps in coverage and uncertainty on emissions
Only 13% of the world’s methane emissions are covered by agreements to reduce them
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OpinionReturning to the moon
It’s been a while, but space agencies are starting to plan their trips back to our satellite, with the goal of building semi-permanent bases
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ResearchCheaper method to capture carbon dioxide could shake up industry
Guanidinium sulfate-based clathrate salt can cage the gas cheaply and release it easily
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FeatureThe race to build a base on the moon
Nina Notman talks to scientists helping to return humans to the moon – for good this time
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ResearchMicrobial degradation offers way to tackle chlorinated PFAS in wastewater
Findings shed light on the environmental fate of chlorinated PFAS compounds and how to design biodegradable, less toxic alternatives
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ResearchSaturn’s rings found to be a youthful, recent addition to the planet
Nasa’s Cassini probe reveals dust and ice around the planet is only a few hundred million years old