OZONE DEPLETION OVER THE POLAR CAPS CAUSED BY SOLAR PROTONS

被引:9
|
作者
STEPHENSON, JAE
SCOURFIELD, MWJ
机构
[1] Space Physics Research Institute, University of Natal, Durban
关键词
D O I
10.1029/92GL02925
中图分类号
P [天文学、地球科学];
学科分类号
07 ;
摘要
Energetic solar protons are a natural source of ozone depletion due to nitric oxides they produce in the earth's atmosphere. In March 1989, following a period of intense solar activity, the TOMS instrument aboard the Nimbus 7 satellite recorded very similar ozone losses over both polar caps for areas extending from 90-degrees to 70-degrees. Ozone depletions of 7.4 x 10(9) kg for the south polar cap and 8.0 x 10(9) kg for the north polar cap indicate the degree of symmetry over the polar caps.
引用
收藏
页码:2425 / 2428
页数:4
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