典型文献
Seasonal variation of atmospheric coupling with oceanic meso-scale eddies in the North Pacific Subtropical Countercurrent
文献摘要:
This study investigated the seasonal variation in the atmospheric response to oceanic mesoscale eddies in the North Pacific Subtropical Countercurrent (STCC) and its mechanism, based on satellite altimetric and reanalysis datasets. Although mesoscale eddy in the study area is more active in summer, the sea surface temperature (SST) anomaly associated with mesoscale eddies is more intense and dipolar in winter, which is largely due to the larger background SST gradient. Similarly, the impact of the oceanic eddy on sea surface wind speed and heat flux is strongest in winter, whereas its effect on precipitation rate is more significant in summer. The study revealed that the SST gradient in STCC could impact the atmosphere layer by up to 800 hPa (900 hPa) in boreal winter (summer) through the dominant vertical mixing mechanism. Moreover, the intensity of the SST gradient causes such seasonal variation in mesoscale air-sea coupling in the study region. In brief, a stronger (weaker) background SST gradient field in wintertime (summertime) leads to a larger (smaller) eddy-induced SST anomaly, thus differently impacting atmosphere instability and transitional kinetic energy flux over oceanic eddies, leading to seasonal variation in mesoscale air-sea coupling intensity.
文献关键词:
中图分类号:
作者姓名:
Bowen Sun;Baofu Li;Jingyu Yan;Yuqi Zhou;Shuo Zhou
作者机构:
School of Geography and Tourism,Qufu Normal University,Rizhao 276800,China;Key Laboratory of Ocean Circulation and Waves,Institute of Oceanology,Chinese Academy of Sciences,Qingdao 266071,China
文献出处:
引用格式:
[1]Bowen Sun;Baofu Li;Jingyu Yan;Yuqi Zhou;Shuo Zhou-.Seasonal variation of atmospheric coupling with oceanic meso-scale eddies in the North Pacific Subtropical Countercurrent)[J].海洋学报(英文版),2022(10):109-118
A类:
Countercurrent
B类:
Seasonal,variation,atmospheric,coupling,oceanic,eddies,North,Pacific,Subtropical,This,study,investigated,seasonal,response,mesoscale,STCC,its,mechanism,satellite,altimetric,reanalysis,datasets,Although,eddy,area,more,active,surface,temperature,SST,anomaly,associated,intense,dipolar,which,largely,due,larger,background,gradient,Similarly,wind,speed,heat,flux,strongest,whereas,effect,precipitation,rate,significant,revealed,that,could,atmosphere,layer,by,hPa,boreal,through,dominant,vertical,mixing,Moreover,intensity,causes,such,air,region,In,brief,stronger,weaker,field,wintertime,summertime,leads,smaller,induced,thus,differently,impacting,instability,transitional,kinetic,energy,leading
AB值:
0.472312
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