Dimethyl sulfide in Arctic air
A contour heat map of Greenland, indicating elevations in the region. The star indicates the southeastern dome of the Greenland Ice Sheet, where the ice core in this study was collected. Credit: Yutaka Kurosaki, Sumito Matoba, et al. Communications Earth & Environment. December 26, 2022
Data stored in ice cores dating back 55 years bring new insight into atmospheric levels of a molecule that can significantly affect…