Quantifying barotropic and baroclinic eddy feedbacks in the persistence of the Annular Modes

Yang Zhang1, Yu Nie1,2, Gang Chen3, Xiu-Qun Yang1 and David Alex Burrrows3, (1)Nanjing University, Nanjing, China, (2)Beijing Climate Center, China Meteorological Administration, Beijing, China, (3)Cornell University, Ithaca, NY, United States