Environmental science – Page 29
-
BusinessSolar-powered water purification
Majico’s photocatalytic water kiosks are increasing access to affordable drinking water in Tanzania
-
NewsNumber of industrial chemicals being produced globally grossly underestimated
Analysis of national chemical inventories finds three times as many chemicals registered for production as previously thought
-
ResearchEngineered yeast can remove heavy metals from wastewater
Easy storage and rapid growth could see yeast compete with bacterial and chemical remediation
-
ResearchExcess electrons can degrade polluting fluorinated compounds, simulations find
Strong carbon–fluorine bond dissociates on ultrafast timescale
-
ResearchWater pipe technology kills microorganisms with localised electric field
Flowing water could power smart pipes
-
FeatureCatching the polluters
Measurement techniques can pinpoint emitters like unroadworthy trucks and broken gas pipes, finds Andy Extance, but are not yet widespread
-
NewsCan negative emission technologies overcome climate catastrophe?
Reforestation, carbon capture and storage, direct air capture are among the ‘Nets’ that could remove CO2 from the atmosphere
-
ResearchFog lifts on amines' role in megacity air pollution
Simulations help scientists identify elusive mechanism generating atmospheric sulfuric acid
-
ResearchHigh-purity cubic phase offers new insight into ice physics
Cubic ice without stacking defects could help improve understanding of ice polymorphism
-
-
PodcastSodium cyanide
This week marks the 20th anniversary of the Baia Mare disaster, when toxic sodium cyanide spilled from a gold processing plant led to ecological damage on a huge scale.
-
NewsSunscreen chemicals absorbed into skin at rates that require further safety tests
US drug safety body finds six common sunscreen ingredients enter bloodstream rapidly
-
ResearchFour chemical classes cost US public 270 million IQ points over 15 years
Flame retardants and pesticides linked to over a million intellectual disability cases between 2001 and 2016
-
ResearchWater treatment byproducts linked to thousands of bladder cancers in Europe
Call for countries to do more to drive down levels of trihalomethanes produced during disinfection
-
ResearchComputer says no to membrane-bound life on Titan
Scientists quash inside–out cell membrane theory but don’t completely rule out possibility of life on cryogenic liquid hydrocarbon worlds
-
ResearchCrystals reveal the site of the world’s oldest meteorite strike
Mineral chemistry suggests the massive impact 2.3 billion years ago could have made our entire planet much warmer
-
ResearchCFCs responsible for half of Arctic sea-ice loss
Halogenated compounds responsible for one third of global warming in the late 20th century
-
ResearchBrake dust damages lungs as much as diesel exhaust fumes
Landmark study highlights a new avenue for air pollution research
-
BusinessBalkan states face uphill task over environmental remediation
Abandoned chemical plants and stores pose cleanup challenges
-
ResearchElectrolyser selectively consumes carbon dioxide in unpurified flue gas
Method tackles kinetic and thermodynamic hurdles