Evidence of large scale ozone depletion within the arctic polar vortex 94/95 based on airborne LIDAR measurements

被引:32
作者
Wirth, M
Renger, W
机构
[1] Inst. fur Physik der Atmosphare, DLR Oberpfaffenhofen
[2] DLR-Oberpfaffenhofen, Inst. fur Physik der Atmosphare, 82230 Wessling
关键词
D O I
10.1029/96GL00772
中图分类号
P [天文学、地球科学];
学科分类号
07 ;
摘要
Measurements with an airborne lidar performed during the Arctic winter 1994/95 show, that the ozone mixing ratio declined by about 50% throughout the polar vortex in the period from the beginning of February to mid of March in a sharp defined altitude band from 420 K to 520 K potential temperature. The simultaneous detection of the stratospheric aerosol density provides evidence that this depletion was not caused by dynamical processes but by chemical reactions.
引用
收藏
页码:813 / 816
页数:4
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