snowfall

Earth

Industrial snow: clouds freeze in factories, causing localized snowfall

Satellite images show plumes of snow rising on the ground downwind of Russia’s Fokino cement factory. Credit: V. Toll et al. Anthropogenic aerosols, small solid and liquid air pollution particles, have masked some of the global warming caused by anthropogenic greenhouse gases. Climate researchers have known for decades that anthropogenic aerosols disrupt liquid clouds by allowing more cloud droplets to…