典型文献
The Asymmetric Connection of SST in the Tasman Sea with Respect to the Opposite Phases of ENSO in Austral Summer
文献摘要:
This study uses linear regression and composite analyses to identify a pronounced asymmetric connection of sea surface temperature (SST) in the Tasman Sea with the two opposite phases of El Ni?o-Southern Oscillation (ENSO) during austral summer. In El Ni?o years, the SST anomalies (SSTAs) in the Tasman Sea exhibit a dipolar pattern with weak warmth in the northwest and modest cooling in the southeast, while during La Ni?a years the SSTAs exhibit a basin-scale warmth with greater amplitude. Investigations into the underlying mechanism suggest that this asymmetry arises from a mechanism related to oceanic heat transport, specifically the anomalous Ekman meridional heat transport induced by the zonal wind stress anomalies, rather than the surface heat fluxes on the air-sea interface. Further analysis reveals that the asymmetry of oceanic heat transport between El Ni?o and La Ni?a years is driven by the asymmetric atmospheric circulation over the Tasman Sea stimulated by the asymmetric diabatic heating in the tropical Pacific between the two opposite ENSO phases.
文献关键词:
中图分类号:
作者姓名:
Xueqian SUN;Shuanglin LI;and Stefan LIESS
作者机构:
Climate Change Research Center(CCRC),Institute of Atmospheric Physics,Chinese Academy of Sciences,Beijing 100029,China;College of Earth and Planetary Science,University of Chinese Academy of Sciences,Beijing 100049,China;Department of Atmospheric Science/Centre for Severe Weather and Climate and Hydro-geological Hazards,China University of Geosciences,Wuhan 430074,China;Department of Soil,Water,and Climate,University of Minnesota,Twin Cities,St.Paul MN 55108,Minnesota,USA
文献出处:
引用格式:
[1]Xueqian SUN;Shuanglin LI;and Stefan LIESS-.The Asymmetric Connection of SST in the Tasman Sea with Respect to the Opposite Phases of ENSO in Austral Summer)[J].大气科学进展(英文版),2022(11):1897-1913
A类:
Tasman,Austral
B类:
Asymmetric,Connection,Sea,Respect,Opposite,Phases,ENSO,Summer,This,study,uses,linear,regression,composite,analyses,identify,pronounced,asymmetric,connection,sea,surface,temperature,two,opposite,phases,El,Southern,Oscillation,during,austral,summer,years,anomalies,SSTAs,exhibit,dipolar,pattern,weak,warmth,northwest,modest,cooling,southeast,while,La,basin,scale,greater,amplitude,Investigations,into,underlying,mechanism,suggest,that,this,asymmetry,arises,from,related,oceanic,transport,specifically,anomalous,Ekman,meridional,induced,by,zonal,wind,stress,rather,than,fluxes,air,interface,Further,analysis,reveals,between,driven,atmospheric,circulation,over,stimulated,diabatic,heating,tropical,Pacific
AB值:
0.570211
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