Moving Spatial Anomalies (IMAGE) Science China Press Caption This shows moving spatial anomalies of seasonal mean surface air temperature trends for three types of filtering window sizes (Ⅰ: 8°×8°, Ⅱ: 12°×12°, Ⅲ: 16°×16°) for (a) summer and (b) winter (Unit: °C per decade).. 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.