Subsurface Component (IMAGE) Science China Press Caption The subsurface component of the leading mode of Combined Empirical Orthogonal Functions (CEOF) for initial errors that cause significant WPB with the start months of (a) July(?1) and (b) July(0) ("?1" signifies the year preceding the IOD year and "0" signifies the IOD year; units: °C). The black squares labelled A and B denote the area of (5°S-5°N, 85°-105°E). Credit ©Science China Press Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.