Air-Sea Interaction (image) Institute of Atmospheric Physics, Chinese Academy of Sciences Share Print E-Mail Caption Conceptual plot of air-sea interaction in (a) MAM and (b) JJA on sustaining the crucial circulations associated with PSSD over North China. Dash and solid lines denote the low-level and up-level circulation anomalies, respectively, while shading shows SSTA. (Image by IAP) Credit Lixia Zhang Usage Restrictions None Share Print E-Mail 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.