Environmental science – Page 29
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NewsDenmark becomes first nation to outlaw fluorinated chemicals in food packaging
Danish government acts on controversial chemicals saying it can no longer wait for the EU
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NewsIndia becomes world's largest emitter of sulfur dioxide
Greenpeace study reveals global sulfur dioxide hotspots
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ResearchIron in Earth’s magma oceans forged diamonds deep underground
Findings could also explain differences between the atmospheres of different planets
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ArticleRSSL experts on the science behind food and pharma
Three scientists, whose contributions help world-leading brands and SMEs develop and supply innovative, safe products, share their experiences working in the labs of contract research company Reading Scientific Services Limited (RSSL)
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ResearchSolo palladium in catalytic copper alloy reduces nitric oxide from vehicle exhausts
First system to work at low temperatures that doesn’t generate nitrous oxide
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FeatureA persistent perfluorinated problem
PFASs were used in household and industrial products for decades before their harmful health effects and biopersistence came to light. Rebecca Trager investigates a messy situation
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NewsConcerns raised over ‘regrettable’ BPA substitutions
Research indicates chemicals used as alternatives to bisphenol A in polycarbonate plastics and epoxy resins aren’t always safer
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ResearchUranium isotopes in ancient grains indicate early Earth was less hellish than textbook descriptions
Mass spectrometry technique that works on tiny samples refines understanding of Earth’s first geologic eon
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ResearchEngineered cyanobacteria turn carbon dioxide into petrol substitute
Strategy transforms wild photosynthetic organism into a system that could reduce humanity’s reliance on fossil fuels
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ResearchSelective graphene membranes could invigorate carbon capture technology
Concept shows promise as a way to sidestep the energy penalties of numerous industrial separations
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BusinessEnhancing solvents' sustainability
Increased recycling and replacing toxic solvents with greener alternatives will reduce environmental impact
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ResearchNanotube catalysts spring into action on microplastic waste
Helical carbon nanotubes activate an oxidant that produces polymer-degrading free radicals
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NewsRussian role in Europe-wide radiation leak two years ago confirmed
Evidence mounts that Mayak facility was responsible for ruthenium release as ‘satellite crash’ explanation given by Russian officials scorned
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ResearchMoon may be millions of years older than previously calculated
Analysis of hafnium and tungsten in Apollo 17 samples suggests the moon formed 50 million years after the solar system
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ResearchCorrections promise more accurate CO2 measurements from space
Improvements to cavity ring-down spectroscopy could also benefit quantum science
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PodcastPolypropylene
Microplastics, including polypropylene, are present in our oceans, on our beaches and even in bottled water. Ian Robertson investigates the scale and some solutions
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NewsUK MPs criticise government inaction on harmful chemicals
A report calls for urgent changes to the way flame retardants and packaging additives are regulated
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ResearchSinking wastewater from oilfields could be causing stronger earthquakes
Effects can continue for over a decade after disposal ends
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FeatureFiring up an air pollution problem
Wild fires adversely affect air quality nearby and far beyond. Nina Notman investigates this escalating problem
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BusinessCurbing industry’s carbon emissions
Replacing fossil-fuelled furnaces with renewable electrical heating and cutting carbon from some heavy industries could make a serious dent in climate targets