News Release

前工业时代气溶胶浓度的一个替代指标

Peer-Reviewed Publication

Proceedings of the National Academy of Sciences

Clouds over the Southern Ocean due south of Tasmania, Australia.

image: Clouds over the Southern Ocean due south of Tasmania, Australia. view more 

Credit: Image credit: Isabel L. McCoy.

一项研究使用被工业气溶胶污染的北半球大气层与假定未被污染且代表了前工业时代气溶胶浓度的南大洋大气层的云滴数浓度的卫星测量数据的对比,约束了地球反照率自从1850年以来由于工业气溶胶的可能变化范围;这组作者说,这些结果提示,气候模型低估了前工业时代气溶胶和云滴数浓度。

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