Overlooked air pollution may be fueling more powerful storms
Ultrafine aerosols can help form clouds under certain conditions
![ominous clouds](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2018/01/012518_CG_aerosol_main.jpg?fit=860%2C460&ssl=1)
RAINSTORM RECIPE Ultrafine aerosols — once thought to be too small to affect cloud formation — may play a role in making storms in the Amazon rainforest more powerful, new research finds.
Courtesy of Montanus Photography