Seasonally Alternate Roles of the North Pacific Oscillation and the South Pacific Oscillation in Tropical Pacific Zonal Wind and ENSO

Wenxiu Zhong, Sun Yat-sen University, Guangzhou, Guangdong, China, Wenju Cai, Laoshan Laboratory, Qingdao, China, Arnold Sullivan, CSIRO, Aspendale, VIC, AUSTRALIA, Wansuo Duan, Institute of Atmospheric Physics, Chinese Academy of Sciences, Beijing, China and Song Yang, Sun Yat-sen University, School of Atmospheric Sciences, Zhuhai, China