Investigation of the Interannual Variability of the Tropical Atlantic Ocean from Satellite Data

被引:0
作者
Arnault, S. [1 ]
Melice, J. L. [1 ]
机构
[1] Univ Paris 06, LOCEAN, IRD, F-75252 Paris 05, France
关键词
Tropical Atlantic; altimetry; interannual variability; SEA-SURFACE; EQUATORIAL ATLANTIC; CLIMATE VARIABILITY; NORTHEAST BRAZIL; SEASONAL CYCLE; WARM EVENT; OSCILLATION; ENSO; TEMPERATURES; CONNECTION;
D O I
10.1080/01490419.2012.718212
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
The interannual variability of the tropical Atlantic Ocean is analyzed from 1992 to 2011 using statistical decompositions of different satellite data such as altimetric series. Three regions of maximum variability are highlighted: a northern one, between 10 and 20 degrees N; a southern region, along 20 degrees S; and an equatorial region. This variability is due to both local and remote wind activity. The teleconnections with the tropical Pacific El NinoSouthern Oscillation indicate a possible connection of the tropical Atlantic between 10 and 20 degrees N with a 4-month delay, and in the Gulf of Guinea with a 16-month delay.
引用
收藏
页码:151 / 174
页数:24
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