Atmosphere
Atmospheric CO2 levels from 2.7 billion years ago inferred from micrometeorite oxidation  Science Magazine · 12 hours
Earth’s atmospheric composition during the Archean eon of 4 to 2.5 billion years ago has few constraints. However, the geochemistry of recently discovered iron-rich... more
Rising global temperatures turn northern permafrost region into significant carbon source  PHYS.ORG · 16 hours
Permafrost, the perennially frozen subsoil in Earth's northernmost regions, has been collecting and storing plant and animal matter since long before the last Ice Age. The... more
NASA sounding rocket observing nitric oxide in polar night  PHYS.ORG · 17 hours
Aurora, also known as the northern lights, are a sight to behold as they dance across the sky when solar winds collide with the Earth's atmosphere. more
Missing piece to urban air quality puzzle  SCIENCE DAILY · 18 hours
Air quality models have long failed to accurately predict atmospheric levels of secondary organic aerosol, which comprises a substantial fraction of the fine particulate matter in cities. But researchers have found a missing source... more
Emissions of potent greenhouse gas have grown, contradicting reports of huge reductions  SCIENCE DAILY · 2 days
Despite reports that global emissions of the potent greenhouse gas were almost eliminated in 2017, an international team of scientists has found atmospheric levels... more
Five ways to turn carbon dioxide from pollution to a valuable product  PHYS.ORG · 2 days
It's far easier to avoid burning fossil fuels than it is to clean up CO2 emissions once they're in the Earth's atmosphere. But the... more
London just broke a 300-year-old weather record—but you probably didn't even notice it  PHYS.ORG · 2 days
In the early hours of Monday January 20 2020, something unusual was happening in the atmosphere above the southern British Isles. Just... more
Emissions of potent greenhouse gas rises, contradicting reports of huge reductions  PHYS.ORG · 2 days
Despite reports that global emissions of the potent greenhouse gas hydrofluorocarbon (HFC) were almost eliminated in 2017, an international team of scientists, led by the University... more
The Sun in 2019  ESA · 3 days
Image: The changing activity of our Sun as seen by ESA’s Proba-2 satellite in 2019.The satellite is continuously monitoring the Sun – one image was selected to represent... more
Chemists find fungal shrapnel in the air  PHYS.ORG · 3 days
In a discovery that has implications for our understanding of the air we breathe, UCI chemists report that they've found nanoscale fragments of fungal cells in the atmosphere. The pieces are extremely small, measuring... more
NRL researching rivers in the sky  PHYS.ORG · 7 days
Meteorologists at the U.S. Naval Research Laboratory plan to take a harder look in 2020 at a prime, yet difficult to model, component of the global water cycle known as atmospheric rivers. more
Cyanobacteria in water and on land identified as source of methane  SCIENCE DAILY · 7 days
Cyanobacteria, also known as blue-green algae, are among the most common organisms on Earth. A research team has now shown for the first time that Cyanobacteria... more
NOAA signals strong appetite for radio occultation  SPACE NEWS · 1 week
The National Oceanic and Atmospheric Administration seeks to dramatically increase the supply of radio occultation soundings it feeds into weather forecast models.... more
NASA, NOAA analyses reveal 2019 second warmest year on record  PHYS.ORG · 1 week
According to independent analyses by NASA and the National Oceanic and Atmospheric Administration (NOAA), Earth's global surface temperatures in 2019 were the second warmest since modern recordkeeping began... more
Atmospheric fungal nanoparticle bursts  Science Magazine · 1 week
Aerosol nanoparticles play an important role in the climate system by affecting cloud formation and properties, as well as in human health because of their deep reach into lungs and the circulatory system. Determining nanoparticle sources and composition is a... more
NASA, NOAA analyses reveal 2019 second warmest year on record  SCIENCE DAILY · 1 week
According to independent analyses by NASA and the National Oceanic and Atmospheric Administration (NOAA), Earth's global surface temperatures in 2019 were the second warmest since modern recordkeeping began... more
Air pollution from oil and gas production sites visible from space  PHYS.ORG · 1 week
Oil and gas production has doubled in some parts of the United States in the last two years, and scientists can use satellites to see impacts... more
Sulfur hexafluoride: The truths and myths of this greenhouse gas  PHYS.ORG · 1 week
The atmospheric concentration of the highly-potent greenhouse gas SF6 has never been higher. Fingers have been pointed at the expanding renewables industry, but is that a fair assessment? more
No need to dig too deep to find gold!  SCIENCE DAILY · 1 week
Why are some porphyry deposits rich in copper while others contain gold? A researcher investigated how the metals are accumulated over the time duration of a mineralizing event and discover... more
Magnetic storms originate closer to Earth than previously thought, threatening satellites  PHYS.ORG · 1 week
Beyond Earth's atmosphere are swirling clouds of energized particles—ions and electrons—that emanate from the sun. This "solar wind" buffets the magnetosphere, the magnetic force field that... more
New study reveals international movements of Atlantic tarpon, need for protection  PHYS.ORG · 1 week
The results of an 18-year study of Atlantic tarpon by scientists at the University of Miami (UM) Rosenstiel School of Marine and Atmospheric Science revealed that... more
NOAA set to update space weather fleet  SPACE NEWS · 1 week
The National Oceanic and Atmospheric Administration is preparing to update its aging space weather fleet. SpaceNews.com more
Climate gas budgets highly overestimate methane discharge from Arctic Ocean  PHYS.ORG · 1 week
The atmospheric concentration of methane, a potent greenhouse gas, has almost tripled since the beginning of industrialisation. Methane emissions from natural sources are poorly understood. This is especially... more
Cracks in Arctic sea ice turn low clouds on and off  SCIENCE DAILY · 2 weeks
The prevailing view has been that more leads are associated with more low-level clouds during winter. But an atmospheric scientists noticed something strange in their study... more
Mars: Water could disappear faster than expected  SCIENCE DAILY · 2 weeks
The small red planet is losing water more quickly than what theory as well as past observations would suggest. An international research team has just revealed that water vapor is accumulating in large quantities... more
Cracks in Arctic sea ice turn low clouds on and off  PHYS.ORG · 2 weeks
The prevailing view has been that more leads are associated with more low-level clouds during winter. But University of Utah atmospheric scientists noticed something strange in... more
Water could disappear from Mars faster than expected  PHYS.ORG · 2 weeks
Mars is losing water more quickly than theory and observations would suggest. The gradual disappearance of water (H2O) occurs in the upper atmosphere of Mars as sunlight and chemistry disassociate water molecules... more
What if storing carbon dioxide would also allow us to heat our homes?  PHYS.ORG · 2 weeks
Recognized by the scientific community as the main cause of global warming, CO2 levels in the atmosphere continue to soar, as confirmed by the November 2019 report of... more
Sea-ice-free Arctic makes permafrost vulnerable to thawing  PHYS.ORG · 2 weeks
Permafrost is ground that remains frozen throughout the year; it covers nearly a quarter of Northern Hemisphere land. The frozen state of permafrost enables it to store large amounts of carbon; about twice as... more
Extensive fires in southeastern Siberian permafrost linked to preceding Arctic Oscillation  Science Magazine · 2 weeks
Carbon release through boreal fires could considerably accelerate Arctic warming; however, boreal fire occurrence mechanisms and dynamics remain largely unknown. Here, we analyze fire activity and... more
El Niño-Southern Oscillation heat engine shifts eastward under global warming  PHYS.ORG · 2 weeks
El Niño-Southern Oscillation (ENSO) is the strongest signal in interannual climate variation. El Niño increases the precipitation over the equatorial central-eastern Pacific, which releases more latent heat into... more
Eastward shift and extension of ENSO-induced tropical precipitation anomalies under global warming  Science Magazine · 2 weeks
During El Niño events, increased precipitation occurs over the equatorial central eastern Pacific, corresponding to enhanced convective heating that modulates global climate by exciting... more
Suffocating ozone—policies that stem emission of precursor chemicals save lives and crops  PHYS.ORG · 2 weeks
Nitrogen, volatile organic compounds and sunlight are the three ingredients that form the smog that regularly chokes people and plants, causing tens of thousands... more
Four ways to reduce the carbon in your food basket  PHYS.ORG · 2 weeks
How does your food shop affect the planet? Well, think of it like this—consuming just one egg emits between 260 and 330g of CO₂ to the atmosphere. That's... more
Researcher studies near-surface wind effects on landscape evolution  PHYS.ORG · 2 weeks
The accurate characterization of near-surface winds is critical to understanding past and modern climate. Dust lifted by these winds has the potential to modify surface and atmospheric conditions, according to a University... more
Scientists develop new method to detect oxygen on exoplanets  SCIENCE DAILY · 2 weeks
Scientists have developed a new method for detecting oxygen in exoplanet atmospheres that may accelerate the search for life. The new technique detects the signal that oxygen molecules produce when... more
Scientists develop new method to detect oxygen on exoplanets  PHYS.ORG · 2 weeks
Scientists have developed a new method for detecting oxygen in exoplanet atmospheres that may accelerate the search for life. more
Bio-coal: A renewable and massively producible fuel from lignocellulosic biomass  Science Magazine · 3 weeks
Development of renewable energy is essential to mitigating the fossil fuel shortage and climate change issues. Here, we propose to produce a new type of energy, bio-coal, via... more
Study confirms climate change impacted Hurricane Florence's precipitation and size  PHYS.ORG · 3 weeks
A study led by Kevin Reed, Ph.D., Assistant Professor in the School of Marine and Atmospheric Sciences (SoMAS) at Stony Brook University, and published in Science Advances, found... more
A close look at thin ice  SCIENCE DAILY · 3 weeks
Marrying theoretical work with experiments and high-tech imaging techniques, atmospheric chemists have identified a new way that ice grows in two dimensions. more
New study estimates the global extent of river ice loss as Earth warms  PHYS.ORG · 3 weeks
More than half of Earth's rivers freeze over every year. These frozen rivers support important transportation networks for communities and industries located... more
New study reveals higher microplastics in London air compared to other cities  PHYS.ORG · 3 weeks
Researchers from King's have carried out the first study of microplastics in the atmosphere in London to determine what people within the city might... more
Wind conditions influence water circulation and carbon dioxide concentrations in the Southern Ocean  PHYS.ORG · 3 weeks
The sea encircling Antarctica acts as a huge mixer for water from all the ocean basins—and this circulating pattern influences the exchange... more
Replacing one gas with another helps efficiently extract methane from permafrost  PHYS.ORG · 3 weeks
Scientists from Skoltech and Heriot-Watt University proposed extracting methane by injecting flue gas into permafrost hydrate reservoirs. Since the flue gas contains carbon dioxide, the new... more
Snowmageddon warnings in North America come from tropics more than Arctic stratosphere  PHYS.ORG · 4 weeks
Winter weather patterns in North America are dictated by changes to the polar vortex winds high in the atmosphere, but the most significant cold... more
Untangling links between nitrogen oxides and airborne sulfates helps tackle hazy air pollution  PHYS.ORG · 4 weeks
Dense, hazy fog episodes characterized by relatively high humidity, low visibility and extremely high PM2.5 have been a headache to many megacities,... more
MORE SCIENCE VIDEO
NASA, NOAA analyses reveal 2019 second warmest year on record
SCIENCE DAILY
What if storing carbon dioxide would also allow us to heat our homes?
PHYS.ORG
Study confirms climate change impacted Hurricane Florence's precipitation and size
PHYS.ORG
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