National Key Technology R&D Program(2012BAC22B00);National Natural Science Foundation of China(41375098);Priority Academic Program Development(PAPD)of Jiangsu Higher Education Institutions
In this work,an index of tropical 20-90 d oscillation(intra-seasonal oscillation;ISO)in the western North Pacific(WNP)was determined via the combined empirical orthogonal function(EOF)method using daily outgoing longw...