The world's oceans are a vast repository for gases including ozone-depleting chlorofluorocarbons, or CFCs. They absorb these gases from the atmosphere and draw them down to the deep, where they can remain sequestered for ...
Earth Sciences
Mar 15, 2021
8
2169
Persistent cold temperatures and strong circumpolar winds supported the formation of a large and deep Antarctic ozone hole that will persist into November, NOAA and NASA scientists reported today.
Environment
Nov 2, 2020
0
12
Measurements from the Copernicus Sentinel-5P satellite show that this year's ozone hole over the Antarctic is one of the largest and deepest in recent years. A detailed analyses from the German Aerospace Center indicates ...
Environment
Oct 20, 2020
0
45
A new IIASA-led study shows that coordinated international action on energy-efficient, climate-friendly cooling could avoid as much as 600 billion tons CO2 equivalent of greenhouse gas emissions in this century.
Environment
Oct 6, 2020
0
4
A new paper, co-authored by a University of Sussex scientist, has revealed major holes in an international treaty designed to help repair the ozone layer, putting human health at risk and increasing the speed of climate change.
Environment
Aug 26, 2020
1
216
An international environmental agreement to regulate the use of chemicals depleting the ozone layer may have inadvertently allowed higher levels of other harmful chemicals to flourish, new research co-led by York University ...
Environment
May 14, 2020
0
9
On Sept. 16, 1987, policymakers and scientists from around the world gathered at the International Civil Aviation Organization's headquarters in Montreal, preparing to take action on the day's most urgent topic: Depletion ...
Earth Sciences
Apr 16, 2020
0
75
Chemicals that deplete Earth's protective ozone layer have also been triggering changes in Southern Hemisphere atmospheric circulation. Now, new research in Nature finds that those changes have paused and might even be reversing ...
Earth Sciences
Mar 25, 2020
16
833
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 of Bristol, has found atmospheric levels ...
Environment
Jan 21, 2020
38
584
A scientific paper published in 1985 was the first to report a burgeoning hole in Earth's stratospheric ozone over Antarctica. Scientists determined the cause to be ozone-depleting substances—long-lived artificial halogen ...
Earth Sciences
Jan 20, 2020
53
2375
