News tagged with ozone depleting chemicals
UN scientists say ozone layer depletion has stopped
The protective ozone layer in the earth's upper atmosphere has stopped thinning and should largely be restored by mid century thanks to a ban on harmful chemicals, UN scientists said on Thursday.
Space & Earth / Earth Sciences
Sep 16, 2010 |
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NASA Satellite Data Show Progress of 2009 Antarctic Ozone Hole (w/ Video)
(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 ...
Space & Earth / Earth Sciences
Sep 16, 2009 |
5 / 5 (1) |
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Search results for ozone depleting chemicals
Synthetic nano-waste does not disappear
(Phys.org) -- Tiny particles of cerium oxide do not burn or change in the heat of a waste incineration plant. They remain intact on combustion residues or in the incineration system, as a new study by Swiss ...
Nanotechnology / Bio & Medicine
May 25, 2012 |
5 / 5 (3) |
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Is the Earth a cosmic feather-duster?
Scientists at the University of Leeds are looking to discover how dust particles in the solar system interact with the Earth's atmosphere.
Space & Earth / Earth Sciences
May 18, 2012 |
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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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Safer air-conditioner refrigerant helps reverse rapid ozone-layer losses of past decades
If the approaching summer has you calling for an air-conditioning repair, you'll have a personal experience with one of the world's most successful global environmental efforts.
Apr 04, 2012 |
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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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Nasa finds sea ice decline driving rise in Arctic air pollutants
(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 ...
Space & Earth / Earth Sciences
Mar 02, 2012 |
4.5 / 5 (11) |
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Scientists study how to improve pesticide efficiency
In 2007, a controversial pesticide was approved by the Food and Drug Administration for use on fruit and vegetable crops, mainly in California and Florida. Farm workers and scientists protested the approval of the pesticide ...
Feb 29, 2012 |
5 / 5 (2) |
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Ozone suite on Suomi NPP continues more than 30 years of ozone data
A new satellite instrument suite is now sending back detailed information about the health of the Earth's ozone layer, the shield that protects the world’s population from harmful levels of the sun's ...
Space & Earth / Earth Sciences
Feb 24, 2012 |
5 / 5 (3) |
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Protecting the climate by reducing fluorinated greenhouse gas emissions
Hydrofluorocarbons (HFCs), which have been used in recent years in increasing quantities as substitutes for CFCs, are also climatically very active and many are also extremely long-lived. In the renowned journal Science an int ...
Feb 24, 2012 |
3.3 / 5 (8) |
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Environment Canada cuts threaten science, international agreements
Recent cuts to the scientific workforce of Environment Canada, a government agency responsible for meteorological services and environmental research, threaten scientific research related to the ozone layer in the upper atmosphere ...
Feb 13, 2012 |
5 / 5 (3) |
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List of search results for ozone depleting chemicals
