Ozone depletion consists of two related events observed since the late 1970s: a steady lowering of about four percent in the total amount of ozone in Earth's...
137 KB (15,879 words) - 17:50, 2 October 2024
The ozone depletion potential (ODP) of a chemical compound is the relative amount of degradation to the ozone layer it can cause, with trichlorofluoromethane...
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Montreal Protocol (redirect from 1987 Montreal Protocol on Ozone Depletion)
out the production of numerous substances that are responsible for ozone depletion. It was agreed on 16 September 1987, and entered into force on 1 January...
63 KB (6,268 words) - 17:09, 20 September 2024
announced that the global depletion of the ozone layer might be slowing because of the international regulation of ozone-depleting substances. In a study...
33 KB (3,707 words) - 14:51, 17 September 2024
The Scientific Assessment of Ozone Depletion is a sequence of reports sponsored by WMO/UNEP. The most recent report is from 2018. The reports were set...
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Antarctica (section Ozone depletion)
remoteness, human activity has a significant effect on it via pollution, ozone depletion, and climate change. The melting of the potentially unstable West Antarctic...
145 KB (15,659 words) - 15:36, 4 October 2024
Nitric oxide (section Ozone depletion)
acid rain deposition. •NO participates in ozone layer depletion. Nitric oxide reacts with stratospheric ozone to form O2 and nitrogen dioxide: •NO + O3...
31 KB (2,970 words) - 14:41, 2 September 2024
of Ozone Depletion: 2022". www.csl.noaa.gov. Retrieved 24 March 2024. "The Ozone Hole – The Montreal Protocol on Substances that Deplete the Ozone Layer"...
157 KB (21,107 words) - 21:05, 21 September 2024
Ozone depletion and climate change are environmental challenges whose connections have been explored and which have been compared and contrasted, for...
40 KB (4,517 words) - 07:18, 2 October 2024
discoveries in atmospheric chemistry. They developed their theory of ozone depletion, which later influenced the mass public to reduce their use of CFCs...
50 KB (4,305 words) - 04:14, 22 June 2024
Tropospheric ozone depletion events are phenomena that reduce the concentration of ozone in the earth's troposphere. Ozone (O3) is a trace gas which has...
9 KB (997 words) - 05:12, 26 May 2024
relative rise in ozone (O3) depletion in the polar region, as well as an increase in the frequency of ozone holes. Ozone depletion, on the other hand...
33 KB (3,853 words) - 03:17, 2 September 2024
Polar stratospheric cloud (redirect from Ozone layer cloud)
polar ozone depletion. The effects on ozone depletion arise because they support chemical reactions that produce active chlorine which catalyzes ozone destruction...
10 KB (858 words) - 15:11, 10 April 2024
Nuclear winter (section Ozone depletion)
capable of catalytically breaking down the ozone present in this part of the atmosphere. Ozone depletion would allow a much greater intensity of harmful...
204 KB (22,624 words) - 16:50, 27 September 2024
dates Scientific Assessment of Ozone Depletion "World Ozone Day 2021: Theme, Impact, Quotes, History, Ozone Depletion". SA News Channel. 2021-09-16. Retrieved...
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Chlorofluorocarbon (category Ozone depletion)
Air Act to address stratospheric ozone depletion. By 1987, in response to a dramatic seasonal depletion of the ozone layer over Antarctica, diplomats...
64 KB (6,658 words) - 19:40, 25 September 2024
Air pollution (section Ground-level ozone pollution)
and may damage the natural environment (for example, climate change, ozone depletion or habitat degradation) or built environment (for example, acid rain)...
233 KB (23,473 words) - 07:43, 4 October 2024
Electron precipitation (section Ozone depletion)
caused an ozone depletion of up to 92%. It lasted for 15 days and the ozone layer was fully restored a couple of days afterwards. EEP ozone depletion studies...
12 KB (1,451 words) - 02:24, 24 November 2023
Polar vortex (section Ozone depletion)
change. Ozone depletion occurs most heavily within the polar vortices – particularly over the Southern Hemisphere – reaching a maximum depletion in the...
38 KB (7,304 words) - 03:57, 31 August 2024
Lightning Nitrogen oxides Ozone depletion, including the phenomenon known as the ozone hole. Ozone Monitor Ozone Monitoring Instrument Ozone therapy Ozoneweb Ozonide...
150 KB (18,172 words) - 07:05, 3 October 2024
the key issues include: Climate Change; Contamination and Pollution; Ozone Depletion; Conservation; Invasive Species; Land Degradation; Waterway health;...
91 KB (8,386 words) - 16:43, 3 October 2024
Planetary boundaries (section Ozone depletion)
respect to aragonite ≥ 80% of pre-industrial levels); stratospheric ozone depletion (less than 5% reduction in total atmospheric O3 from a pre-industrial...
101 KB (10,094 words) - 02:21, 6 September 2024
duster products. As an alternative to chlorofluorocarbons, it has an ozone depletion potential of zero, a lower global warming potential (124) and a shorter...
12 KB (1,030 words) - 09:42, 18 September 2024
flammability and the contribution of CFC and HCFC refrigerants to ozone depletion and that of HFC refrigerants to climate change. Refrigerants are used...
48 KB (4,003 words) - 05:40, 3 August 2024
Sunburn (section Ozone depletion)
increase to the average UV intensity at the Earth's surface. Ozone depletion and the seasonal "ozone hole" have led to much larger changes in some locations...
48 KB (5,069 words) - 08:57, 18 August 2024
NASA research (section Ozone depletion)
the Earth Observing System (EOS) satellites in the 1990s to monitor ozone depletion. The first comprehensive worldwide measurements were obtained in 1978...
13 KB (1,495 words) - 05:46, 26 April 2024
Chlorodifluoromethane (category Ozone-depleting chemical substances)
Montreal Protocol in developed countries in 2020 due to the compound's ozone depletion potential (ODP) and high global warming potential (GWP), and in developing...
24 KB (1,742 words) - 13:09, 7 September 2024
Elkins-Tanton, Linda T.; Kiehl, Jeffrey T. (1 January 2014). "Acid rain and ozone depletion from pulsed Siberian Traps magmatism". Geology. 42 (1): 67–70. doi:10...
365 KB (39,182 words) - 13:25, 24 September 2024
Sallie Baliunas (section Ozone depletion)
Subcommittee on Energy and Environment that CFCs were not responsible for ozone depletion. An article written by Baliunas and Soon in 2000 for the Heartland...
18 KB (1,729 words) - 14:47, 10 April 2024
Ultraviolet index (category Ozone depletion)
areas with ice/water reflectivity and areas with above-average ozone layer depletion. While the UV index can be calculated from a direct measurement...
23 KB (2,268 words) - 18:39, 9 August 2024