Melting Himalayan glaciers are releasing decades of accumulated pollutants into downstream ecosystems, according to a new study. The new research in AGU’s Journal of Geophysical Research: Atmospheres finds chemicals used in pesticides that have been accumulating in glaciers and ice sheets around the world since the 1940s are being released as Himalayan glaciers melt as read more Decades-old pollutants melting out of Himalayan glaciers – K. Miner