过去千年全球平均地表温度变化 (IMAGE) Science China Press Caption (a)重建的全球火山外强迫; (b)重建的地表温度距平(°C); (c) 气候模式模拟的全球年平均地表温度 Credit ©《中国科学》杂志社 Usage Restrictions Use with credit. License Original 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.