Himalayas act like an ‘aerosol factory’: Study December 27, 2020 at 12:14PM

Aerosols are not entirely well understood. Most cool the planet, some have a warming effect. Some make clouds last longer, others make them disappear. Just about 10% are human-generated and the rest, naturally occurring, are barely understood. But scientists have now found that nearly every day for centuries now, winds blasting up from the forests on the foothills of the Everest, through the valleys to the sky-piercing summit, have been working up an “aerosol factory.”