A national crowdsourced network of low-cost fine particulate matter and aerosol optical depth monitors: results from the 2021 wildfire season in the United States

Eric A. Wendt, Bonne Ford, Michael Cheeseman, Zoey Rosen, Jeffrey R. Pierce, Shantanu H. Jathar, Christian L’Orange, Casey Quinn, Marilee Long, John Mehaffy, Daniel D. Miller-Lionberg, David H. Hagan, John Volckens, Environmental Science: Atmospheres