This study evaluates the seasonal cycle of the activity of convectively coupled equatorial waves(CCEWs),including mixed Rossby-gravity(MRG) and tropical depression-type(TD-type) waves,based on the twentieth century experiments of 18 global climate models(GCMs) from the Coupled Model Intercomparison Project phase 3(CMIP3).The ensemble result of the 18 GCMs shows that the observed seasonal cycle of MRG and TD-type wave activity cannot be well reproduced.The seasonal transition of wave activity from the southe...
【英文摘要】
This study evaluates the seasonal cycle of the activity of convectively coupled equatorial waves(CCEWs),including mixed Rossby-gravity(MRG) and tropical depression-type(TD-type) waves,based on the twentieth century experiments of 18 global climate models(GCMs) from the Coupled Model Intercomparison Project phase 3(CMIP3).The ensemble result of the 18 GCMs shows that the observed seasonal cycle of MRG and TD-type wave activity cannot be well reproduced.The seasonal transition of wave activity from the southe...
【基金】
supported financially by the National Basic Research Program of China (Grant No.2010CB950403);
the National Natural Science Foundation of China (Major Research,Grant No. 40890151;Grant Nos.40921160379 and 41105047);
supported by the National Science Council (Grant No. NSC98-2745-M-001-005-MY3);
supported by the National Science Foundation and the Office of Science (BER) of the U.S. Department of Energy
【更新日期】
2013-02-25
【分类号】
P46
【正文快照】
1 IntroductionConvectively coupled waves (CCEWs), includingmixed Rossby-gravity (MRG), tropical depression-type(TD-type), and equatorial Rossby (ER) waves, can stron-gly influence tropical cyclones (TC, e.g., Dickinson andMolinari, 2002; Roundy and Frank,