The catastrophic collapse of Mars’s atmosphere may have melted its polar ice cap, creating an ice-covered southern sea.
everything atmospheric
Posted inResearch Spotlights
Como os Incêndios e o Clima Afetam a Saúde Pública de Portugal
Os investigadores analisaram os dados para examinar os efeitos dos incêndios florestais, dos poluentes e dos fatores meteorológicos na mortalidade e na saúde cardiovascular no país ibérico.
Posted inEditors' Highlights
Clumped CO Isotopes – New Tracers for Atmospheric Chemistry
A new study reports the first measurements of 13C18O in atmospheric carbon monoxide (CO) and show their variations reflect chemical ‘aging’ consistent with predicted kinetic isotope effects.
Posted inNews
Saharan Dust Carries Iron That Feeds Life in the Distant Ocean
A new study of seafloor sediments suggests reactions in the atmosphere convert dust-borne iron into forms more readily taken up by phytoplankton.
Posted inEditors' Highlights
Five Decades of Stratospheric Aerosols from Balloon Measurements
Long-term global measurements of stratospheric aerosols reveal climatological structures and processes controlling new particle formation.
Posted inScience Updates
Simulating Arctic Carbon Emissions in a Warming World
Not all climate models include carbon from thawing permafrost, and those that do often disagree. Scientists are working to better inform models and assess how these crucial materials are simulated.
Posted inNews
Heat Moves More Freely Through Warmer Sea Ice Than Scientists Thought
Flowing brines transport heat more effectively than old models showed, potentially changing climate simulations.
Posted inNews
Black Carbon from Wildfire Smoke Can Double Warming Effects
The findings could help climate models be more accurate about warming projections.
Posted inNews
The Origin of the Moon’s Thin Atmosphere Might Be Tiny Impacts
Minuscule meteoroids slamming into the lunar surface could be kicking up most of the atoms that make up the lunar exosphere.
Posted inResearch Spotlights
Lower Shipping Emissions May Lead to Higher Global Temperatures
Regulations designed to reduce sulfur dioxide emissions from the maritime shipping industry are linked to a change in cloud structure that raises atmospheric temperatures.