News tagged with atmospheric process
Toxic mercury, accumulating in the Arctic, springs from a hidden source
(Phys.org) -- Environmental scientists at Harvard have discovered that the Arctic accumulation of mercury, a toxic element, is caused by both atmospheric forces and the flow of circumpolar rivers that carry ...
Space & Earth / Earth Sciences
May 21, 2012 |
3.7 / 5 (3) |
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Is it ripe? Carbon nanotube-based ethylene sensor establishes fruit ripeness
(Phys.org) -- The term ethylene (ethene) generally brings to mind polyethylene plastics, not fruit. However, ethylene is more than just a feedstock for chemical industry, it is also the smallest plant hormone, ...
Chemistry / Analytical Chemistry
May 19, 2012 |
4.8 / 5 (5) |
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Superconducting submillimeter-wave limb-emission sounder (SMILES)
The Superconducting Submillimeter-Wave Limb-Emission Sounder (SMILES) is the first onboard mechanically cooled superconducting mixer and high-resolution system for measuring atmospheric minor constituents ...
Space & Earth / Earth Sciences
Apr 09, 2012 |
5 / 5 (1) |
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Nobel scientist who warned of thinning ozone dies
(AP) -- F. Sherwood Rowland, the Nobel prize-winning chemist who sounded the alarm on the thinning of the Earth's ozone layer and crusaded against the use of man-made chemicals that were harming earth's atmospheric blanket, ...
Space & Earth / Earth Sciences
Mar 12, 2012 |
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The hazy history of Titan's air
What rocky moon has a nitrogen-rich atmosphere, Earth-like weather patterns and geology, liquid hydrocarbon seas and a relatively good chance to support life? The answer is Titan, the fascinating moon of Saturn.
Space & Earth / Space Exploration
Oct 13, 2011 |
4.9 / 5 (8) |
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New NASA salt mapper to spice up climate forecasts
Salt is essential to human life. Most people don't know, however, that salt -- in a form nearly the same as the simple table variety -- is just as essential to Earth's ocean, serving as a critical driver of ...
Space & Earth / Earth Sciences
Jun 03, 2011 |
5 / 5 (1) |
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Climate projections don't accurately reflect soil carbon release
A new study concludes that models may be predicting releases of atmospheric carbon dioxide that are either too high or too low, depending on the region, because they don't adequately reflect variable temperatures that can ...
Space & Earth / Earth Sciences
Jun 02, 2011 |
5 / 5 (2) |
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Novel Chemistry for Ethylene and Tin
(PhysOrg.com) -- New work by chemists at UC Davis shows that ethylene, a gas that is important both as a hormone that controls fruit ripening and as a raw material in industrial chemistry, can bind reversibly to tin atoms. ...
Sep 29, 2009 |
3.7 / 5 (6) |
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New study shows nitrous oxide now top ozone-depleting emission
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.
Space & Earth / Earth Sciences
Aug 27, 2009 |
4.7 / 5 (7) |
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