# **Publications** * *The Risks to Human Health of Air Toxics, PM2.5, and Ozone from the 2023 Canadian Wildfires* * Published: January 7, 2026 * Journal: [Environmental Science & Technology Letters](https://pubs.acs.org/journal/estlcu) * Authors: Havala O. T. Pye, William T. Hutzell, Neal L. Fann, T. Nash Skipper, **Michael J. Pye**, James Beidler, Christine Allen, Benjamin N. Murphy, Emma L. D’Ambro, Stephanie Lin, Kevin Talgo, Lara Reynolds, Daiwen Kang, Jesse Bash, Karl M. Seltzer, Sara L. Farrell, K. Wyat Appel, Kathy Brehme, Robert C. Gilliam, Barron H. Henderson, and Arthur W. H. Chan * Link to article: [https://doi.org/10.1021/acs.estlett.5c01181](https://doi.org/10.1021/acs.estlett.5c01181) * *The Synoptic-Scale Circulation during the Western U.S. Drought of 2021 and 2022* * Published: July 28, 2025 * Journal: [The Journal of Applied Meteorology and Climatology](https://journals.ametsoc.org/view/journals/apme/apme-overview.xml) * Authors: **Michael J. Pye** and Zhaoxia Pu * Link to article: [https://doi.org/10.1175/JAMC-D-24-0059.1](https://doi.org/10.1175/JAMC-D-24-0059.1) * Master's Thesis: *The Western United States Drought of 2021 and 2022: Synoptic Scale Conditions, the Response of Soil Moisture, and Interactions with the North American Monsoon* * Accepted August 2, 2024 by the University of Utah * University department: [Department of Atmospheric Sciences](https://atmos.utah.edu/) * Thesis Committee members: [Zhaoxia Pu](https://www.inscc.utah.edu/~pu/) (chair), [Jim Steenburgh](https://www.inscc.utah.edu/~steenburgh/home/), and [Marysa Laguë](https://marysalague.com/) * Link to thesis: [https://www.proquest.com/openview/7bafda29ae4604f4f3ffdee752db216e](https://www.proquest.com/openview/7bafda29ae4604f4f3ffdee752db216e)