Can bushfire smoke reduce the concentration of ozone in the stratosphere? A decade ago, we might have been skeptical. But there's a growing body of research showing a clear link.
Earth Sciences
Mar 9, 2023
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18
A wildfire can pump smoke up into the stratosphere, where the particles drift for over a year. A new MIT study has found that while suspended there these particles can trigger chemical reactions that erode the protective ...
Earth Sciences
Mar 8, 2023
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41
On February 9, 2023, an ozone-measuring instrument on the recently launched NOAA-21 satellite opened its doors and, over the course of a week, gathered data for its first global image. The Ozone Mapping and Profiler Suite ...
Planetary Sciences
Mar 6, 2023
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23
Elevated near-surface ozone pollutes many parts of the world, exerting consequential impacts on human health in ozone-prone regions, including southeastern China, the southeastern United States, and Europe. Key meteorological ...
Earth Sciences
Mar 3, 2023
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45
Air pollution is an existential threat to millions of Americans with asthma and other health issues. In response to that threat, NASA and the Smithsonian Astrophysical Observatory are innovating to improve observations of ...
Environment
Mar 2, 2023
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3
Since the discovery of the Antarctic ozone hole in the 1980s, numerous studies have pointed out that this depletion of ozone in the Antarctic has important impacts on global climate change, and that the changes in Antarctic ...
Environment
Feb 16, 2023
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18
University of Canterbury (UC) researchers have summarized the threats that future rocket launches would pose to Earth's protective ozone layer, in a new review article published in the Journal of the Royal Society of New ...
Environment
Feb 4, 2023
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48
The ozone layer is on track to heal within four decades, according to a recent UN report, but this progress could be undone by an upsurge in rocket launches expected during the same period.
Environment
Feb 3, 2023
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34
China is a nighttime "hot-spot" for the production of nitrate radicals (PNO3) that could have a major impact on health-threatening ozone and fine particulates (PM2.5) in the atmosphere, a new study reveals.
Earth Sciences
Jan 26, 2023
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35
The 40-meter-high monitoring tower of the Innsbruck Atmospheric Observatory near the city center of Innsbruck in Austria continuously provides data on the composition of the atmosphere near the surface. Every hour, 36,000 ...
Environment
Jan 18, 2023
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