Total ozone and equatorial zonal wind

被引:5
作者
Zossi de Artigas, Marta [1 ,2 ]
Fernandez de Campra, Patricia [1 ,3 ]
机构
[1] Univ Nacl Tucuman, Fac Ciencias Exactas & Tecnol, Dept Fis, RA-4000 San Miguel De Tucuman, Argentina
[2] Consejo Nacl Invest Cient & Tecn, RA-1033 Buenos Aires, DF, Argentina
[3] Univ Nacl Tucuman, Fac Ciencias Exactas & Tecnol, Dept Ciencias Computac, RA-4000 San Miguel De Tucuman, Argentina
关键词
Total column ozone; Equatorial zonal wind; Quasi-biennial oscillation; Brewer-Dobson circulation; QUASI-BIENNIAL OSCILLATION; INTERANNUAL VARIABILITY; QBO; TEMPERATURE; TRENDS; STRATOSPHERE; ATMOSPHERE; DEPENDENCE; TOMS; MB;
D O I
10.1016/j.jastp.2010.07.014
中图分类号
P3 [地球物理学]; P59 [地球化学];
学科分类号
0708 ; 070902 ;
摘要
Spatial correlations between total column ozone observed by TOMS and equatorial zonal winds from 1979 to 2003 have been assessed. Four months and three different altitude levels have been analyzed: January and July (solstice months), April and October (equinoctial months), and 10, 30 and 50 hPa. The results are different for the months and altitudes considered. The highest correlations values appear in tropical zone at 30 hPa. The Brewer-Dobson circulation plays a key role in regulating the abundance of ozone, influenced by the quasi-biennial oscillation (QBO) circulation. Since the Brewer-Dobson is a slow circulation, correlations considering lags between one and 12 months were estimated. In this case, the highest correlations values are moving to subtropical latitudes at winter hemisphere, with different behaviors for three altitude levels considered. (C) 2010 Elsevier Ltd. All rights reserved.
引用
收藏
页码:1180 / 1183
页数:4
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