Washington Post: Scientists may have significantly underestimated a dangerous source of pollution in the atmosphere, new research suggests. A satellite study, published Monday in the journal Nature Geoscience, has revealed nearly 40 previously unreported major sources of sulfur dioxide emissions -- a pollutant that can cause multiple harmful health and environmental impacts and even exacerbate global warming.
Sulfur dioxide pollution can come from a variety of sources, both natural and industrial, including volcanoes,...