Eighty-five percent of the Earth's air resides in the lowest layer of its atmosphere, or troposphere. Yet, major gaps remain in our understanding of the atmospheric chemistry that drives changes in the troposphere's composition.
Earth Sciences
Mar 6, 2024
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Climate modeling based upon Earth's current greenhouse gas emissions trajectory predicts a worst-case scenario of 4.3°C warming of the planet by 2100 if sufficient measures are not implemented. While the Paris Climate Agreement ...
A new study published in Current Opinion in Biotechnology compiles the scope of the problem of the global dispersal of harmful microorganisms through the upper layers of the atmosphere.
Ecology
Jul 18, 2023
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Pacific Oscillation (APO) is a recently identified atmospheric teleconnection pattern in the Asia-Pacific sector characterized by a seesaw vibration of upper-tropospheric temperatures between Asia and the North Pacific. Teleconnections ...
Earth Sciences
Jun 29, 2023
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Molecular-level measurements at Chacaltaya, Bolivia revealed that oxidized organic molecules were linked to isoprene emissions from Amazon rainforests hundreds of kilometers away. This potentially plays a crucial role in ...
Environment
Jun 28, 2023
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While the night sky, with its display of "northern lights" or auroras, has captivated the attention of scientists and sky gazers for centuries, much less is known about the aurora associated with carbon dioxide until now.
Earth Sciences
Jun 20, 2023
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As the eastern U.S. and Canada reeled from days of thick wildfire smoke in early June 2023, millions of people faced the reality of climate change for the first time. Shocking images of New York under apocalyptic orange skies ...
Earth Sciences
Jun 14, 2023
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Scientists have shed new light on the "self-cleaning" capacity of the atmosphere.
Earth Sciences
Jan 18, 2023
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One year ago, the Hunga Tonga-Hunga Ha'apai volcano erupted, causing widespread destruction to the Pacific Island Nation of Tonga, spewing volcanic material up to 58 km into the atmosphere. It brought a nearly 15 m tsunami ...
Earth Sciences
Jan 16, 2023
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Different regions of the world and different sectors of activity emit various amounts of greenhouse gases and other air pollutants affecting climate change. Knowing the details of these contributions can help policymakers ...
Environment
Jan 11, 2023
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