At any given time, cirrus clouds—the thin wisps of vapor that trail across the sky—cover nearly one-third of the globe. These clouds coalesce in the upper layers of the troposphere, often more than 10 miles above the ...
Earth Sciences
May 9, 2013
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Every year several billion metric tons of mineral dust are lofted into the atmosphere from the world's arid regions, making dust one of the most abundant types of aerosol particles in the atmosphere. Now, scientists are learning ...
Environment
Mar 9, 2022
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A team of researchers from ETH Zurich has for the first time used simulations on the CSCS supercomputer Piz Daint to investigate how certain aging mechanisms of soot particles in the atmosphere affect cloud formation. The ...
Earth Sciences
Oct 29, 2020
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Pores in atmospheric particles allow water to condense, leading to the formation of ice crystals in humid but unsaturated air. This is a new way of thinking of ice crystal formation in clouds, particularly cirrus clouds.
Earth Sciences
Apr 1, 2019
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96
Geoengineering is a catch-all term that refers to various theoretical ideas for altering Earth's energy balance to combat climate change. New research from an international team of atmospheric scientists published by Geophysical ...
Earth Sciences
Jul 24, 2017
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(Phys.org) —Intense laser light pulses increase the brightness of high cirrus clouds. Together with colleagues from Berlin and Geneva, climate researchers from Karlsruhe Institute of Technology (KIT) have been investigating ...
Earth Sciences
Jun 5, 2013
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(Phys.org)—High in the atmosphere, cold and wispy cirrus clouds are the setting for a climate competition. Researchers at Pacific Northwest National Laboratory found that dust particles in the atmosphere can grab enough ...
Earth Sciences
Feb 26, 2013
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On May 11, 1944, a warm and cloudless spring day, U.S. Army Air Force B-24 Liberators, B-17 Flying fortresses and their fighter escorts lifted off from airfields across southeast England. They climbed, circled, and then formed ...
Earth Sciences
Jul 8, 2011
5
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Every day is a bad-air day on Saturn's largest moon, Titan. Blanketed by haze far worse than any smog belched out in Los Angeles, Beijing or even Sherlock Holmes's London, the moon looks like a dirty orange ball. Described ...
Space Exploration
Feb 3, 2011
11
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(PhysOrg.com) -- Aircraft emissions can affect the properties of cirrus clouds, contributing to climate change. This was a key finding from PNNL scientist Dr. Xiaohong Liu and his colleagues from a recent study. The team ...
Earth Sciences
Sep 28, 2009
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