Substantial Antarctic Ozone Hole in 2021 – Due to Cold Stratospheric Conditions
January 1 – October 7, 2021 A colder than usual winter atmosphere over the Southern Hemisphere led to a deep and larger-than-average ozone hole in…
Atmospheric Science
New Earth Bombardment Model: How Asteroid and Comet Strikes May Have Delayed Evolution of the Atmosphere
Study finds collisions that stalled oxygen growth on planet more common than thought. Between 2.5 and 4 billion years ago, a time known as the…
The Sun and Stars Affect Our Everyday Clouds and, Ultimately, Earth’s Energy Budget
Large Effect of Solar Activity on Earth’s Energy Budget This is the result of a new study by researchers from DTU Space at the Technical…
New Understanding of the Arctic’s Carbon Cycle – How Carbon Is Transferred Between Land, Ocean, and Atmosphere
New research from UMass Amherst shines light on poorly understood processes of how carbon dissolved in Arctic rivers affects our world. In a pair of…
Paradox of the Young Weak Sun: Extreme CO2 Greenhouse Effect Heated Up the Young Earth
Although sun radiation was relatively low, the temperature on the young Earth was warm. An international team of geoscientists has found important clues that high…
New Science Shows Earth’s Natural Carbon Sinks Hold Vital Power in Climate Fight
Earth’s vast habitats from the poles to the equator have a robust capacity to remove carbon dioxide from the atmosphere due to previously undiscovered rock…
Mushballs – Giant, Slushy Hailstones – Stash Away Missing Ammonia at Uranus and Neptune
Mushballs – giant, slushy hailstones made from a mixture of ammonia and water – may be responsible for an atmospheric anomaly at Neptune and Uranus…
Scientists Use Occultation Event To Confirm Decrease in Pluto’s Atmospheric Density
When Pluto passed in front of a star on the night of August 15, 2018, a Southwest Research Institute-led team of astronomers had deployed telescopes…
Metals Supercharge Method To Bury Billions of Tons of Harmful Carbon Dioxide Under the Sea for Centuries
Capturing and burying carbon is one of the most promising ways to blunt the pace of climate change University of Texas and ExxonMobil researchers found…
Experiments Find That Electrical Sparks Are Possible on Mars
Experiments in a chamber under Martian-like conditions in a University of Oregon lab suggest that small sparks may be triggered by friction under normal atmospheric…
Stanford Reveals Potential of an Overlooked Climate Change Solution
Analyses lay out a blueprint for speeding development of atmospheric removal and modeling how the approach could improve human health and have an outsized effect…
Global Cancer Risk From Burning Organic Matter Comes From Unregulated Chemicals
The researchers hope scientists and regulators will consider a broader class of compounds in evaluating cancer risk due to PAH exposure. Whenever organic matter is…
What’s Going On With Earth’s Ozone Hole?
World governments agreed in the late 1980s to protect Earth’s ozone layer by phasing out ozone-depleting substances emitted by human activities, under the Montreal Protocol….
Antarctic Air Samples Reveal 70% Increase in Atmospheric Hydrogen Over the Past 150 Years
Earth system scientists at UCI studied air trapped in compacted layers of Antarctic ice and snow to come up with some answers and a few…
“Tipping Points” in Earth’s System Triggered Extreme Climate Change 55 Million Years Ago
Scientists have uncovered a fascinating new insight into what caused one of the most rapid and dramatic instances of climate change in the history of…
NASA GOLD’s Bird’s-Eye Reveals Mysterious Dynamics in Earth’s Interface to Space
New research using data from NASA’s Global-scale Observations of the Limb and Disk, or GOLD, mission, has revealed unexpected behavior in the swaths of charged…
Titan-in-a-Glass Experiments Hint at Mineral Makeup of Saturn’s Largest Moon
Titan, Saturn’s largest moon, is a natural laboratory to study the origins of life. Like Earth, Titan has a dense atmosphere and seasonal weather cycles,…
Global Warming Simulation Reveals Possible End of El Niño/ La Niña Temperature Cycle
Highest resolution global warming simulation conducted to date reveals possible end of El Niño/ La Niña temperature cycle. The cycling between warm El Niño and…
