Measurements from the Copernicus Sentinel-5P satellite show that this year's ozone hole over Antarctica is one of the biggest on record. The hole, which is what scientists call an "ozone depleting area," reached a size of ...
Planetary Sciences
Oct 5, 2023
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The Antarctic ozone hole, which yawns wide every Southern Hemisphere spring, reached its annual peak on September 12, stretching 10.05 million square miles, the ninth largest on record. Above the South Pole, the ozone hole ...
Earth Sciences
Oct 20, 2011
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0
The same phenomenon that causes aurorae—the magical curtains of green light often visible from the polar regions of the Earth—causes mesospheric ozone layer depletion. This depletion could have significance for global ...
Planetary Sciences
Aug 20, 2021
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1042
Recent increases in an unregulated ozone-depleting substance, could delay recovery of Antarctic ozone levels by 5-30 years, depending on emissions scenarios.
Environment
Jun 27, 2017
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199
(PhysOrg.com) -- The annual ozone hole has started developing over the South Pole, and it appears that it will be comparable to ozone depletions over the past decade. This composite image from September 10 depicts ozone concentrations ...
Earth Sciences
Sep 16, 2009
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0
(PhysOrg.com) -- Drastic reductions in Arctic sea ice in the last decade may be intensifying the chemical release of bromine into the atmosphere, resulting in ground-level ozone depletion and the deposit of toxic mercury ...
Earth Sciences
Mar 2, 2012
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0
Since the Antarctic ozone hole was detected in 1985, depletion of the ozone layer—the "big umbrella" that protects all life on Earth—has raised considerable concern. The efforts of international communities led to the ...
Environment
Jul 15, 2019
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67
The hole in the ozone layer above Antarctica has more far-reaching consequences than previously assumed. A study by Bernese climate researchers has now shown that it even affects precipitation in the tropical regions of the ...
Earth Sciences
Jun 13, 2017
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48
One of the most important decisions facing designers of plug-in electric or hybrid vehicles is related to battery choice. Now, researchers at the Norwegian University of Science and Technology (NTNU) have used a life cycle ...
Energy & Green Tech
Apr 22, 2011
2
0
Nitrous oxide has now become the largest ozone-depleting substance emitted through human activities, and is expected to remain the largest throughout the 21st century, NOAA scientists say in a new study.
Earth Sciences
Aug 27, 2009
3
0
