Environmental science – Page 15
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ResearchAll of life’s nucleic acids could have extraterrestrial origins
All five nucleobases of RNA and DNA found in three meteorites
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BusinessBreaking efficiency records with tandem solar cells
Oxford PV layers perovskite over silicon to capture a wider wavelength range
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ResearchHigh school students design a bottle that turns seawater into drinking water
Mangrove trees inspire thermal and membrane-based desalination system
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ResearchSpotlight shone on sped up photochemical reactions in droplets
Light can produce ‘hot spots’ in aerosols that supercharge reaction rates
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ResearchDiscovery of microplastics in people raises difficult questions about health implications
Scientists keep finding tiny polymer particles in lungs, blood and placentas – but what does that mean means for people’s health?
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ResearchRadiation discovered to be a major overlooked source of natural gas generation in shales
Uranium and thorium may be responsible for producing a significant portion of hydrocarbons in some fracking wells
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NewsEnvironmental concerns ground mercury-based satellite thrusters
UN takes steps to outlaw mercury propellant that could have seen tonnes of the heavy metal rain down on Earth every year
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ResearchOrigin of water’s DNA-damaging slow electrons discovered
First evidence of intermolecular Coulombic decay in liquid water will allow better modelling of radiation damage in living tissue
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NewsRussian troops depart Chernobyl following disappearance of nuclear material
Chernobyl employees say that soldiers were unaware of the 1986 disaster and entered highly radioactive areas without protection
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FeatureThe secrets of the sulfur cycle
There’s still a lot we don’t know about the biogeochemical cycling of sulfur, and this could impact our ability to correctly model the climate. Rachel Brazil talks to the researchers trying to fill in the gaps.
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BusinessMeasuring methane emissions is crucial to cutting them
Atmospheric monitoring highlights large under-estimates in reported methane emissions
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FeatureMethane – the other greenhouse gas
Bárbara Pinho looks at the problem of methane emissions and how scientists are trying to prevent them
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ResearchMassive Australian wildfires caused new damage to the ozone layer
Smoke particles caused a drop in chlorine-binding chemicals that set back the ozone layer’s recovery by 10 years
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ResearchNanobots snap up pollutants with their polymer ‘hands’ to clean up water
Magnetically-guided system can trap arsenic and herbicide atrazine
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ResearchDimethyl ether found in a planet-forming disc for the first time
Discovery of dimethyl ether, nitric oxide and other small molecules offers insight into early chemical evolution on planets
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NewsClimate change puts nearly a third of US facilities storing dangerous chemicals at risk
Congressional watchdog urges action after discovering over 3200 hazardous chemical facilities are in areas vulnerable to global warming
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NewsWorld agrees to sign up to a treaty to control plastic and chemical pollution
New advisory panel on chemicals and waste will also be set up, modelled on the IPCC
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NewsEurope’s Mars rover faces launch delays due to sanctions on Russia
Mars probe is ‘very unlikely’ to launch in 2022 due to deteriorating relationship between Europe and Russia after invasion of Ukraine