Microplastics in the atmosphere are now recognized as active climate forcing agents. A new study shows they exert a warming effect equivalent to 16% of black carbon, with regional impacts over the North Pacific nearly 5 times higher than soot.

Microplastics in the atmosphere are now recognized as active climate forcing agents. A new study shows they exert a warming effect equivalent to 16% of black carbon, with regional impacts over the North Pacific nearly 5 times higher than soot.