A new study finds air pollution from fossil fuels causes 20% of premature deaths worldwide
By Mihir Vohra, Research Associate In the fight to end our reliance on fossil fuels, most of the focus has been on the dangers of carbon dioxide emissions, but other emissions are harmful as well. Particulate matter (PM) is a type of air pollution made up of a mixture of dust, chemicals, and liquid droplets and gets released into the air through fossil fuel combustion. When inhaled, PM enters the lungs and bloodstream, exacerbating existing respiratory tract illnesses and causing lung disease, heart disease, and lung cancer. Very small PM