Without the global CFC ban we would already be facing the reality of a 'scorched earth', according to researchers measuring the impact of the Montreal Protocol.
Environment
Aug 18, 2021
20
1592
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
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
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
Scientists report that chemicals that are not controlled by a United Nations treaty designed to protect the Ozone Layer are contributing to ozone depletion.
Earth Sciences
Feb 16, 2015
6
1052
An international team of climate scientists has used climate models to show that some very short-lived substances are partially to blame for ozone depletion over the tropics. In their paper published in the journal Nature ...
A 1987 global deal to protect the ozone layer is delaying the first ice-free Arctic summer by up to 15 years, new research shows. The paper, published in the journal Proceedings of the National Academy of Sciences, is entitled ...
Earth Sciences
May 22, 2023
0
117
A team of atmospheric scientists and oceanologists from the University of Saskatchewan, GEOMAR Helmholtz Center for Ocean Research Kiel and Utrecht University, has found that there is more man-made bromoform (CHBr3) in the ...
Their power to dissolve the ozone layer shielding Earth from the Sun prompted a worldwide ban, but scientists on Monday revealed that some human-made chlorofluorocarbons have reached record levels, boosting climate-changing ...
Earth Sciences
Apr 3, 2023
0
248
Earth's protective ozone layer is slowly but noticeably healing at a pace that would fully mend the hole over Antarctica in about 43 years, a new United Nations report says.
Environment
Jan 9, 2023
1
189
