Heat stress is a physical hazard, and it annually affects many workers including Wildland Firefighters. Given the recent climate changes and the physically demanding nature of the work for Wildland Firefighters, managing heat stress is vital. Therefore, CROSH is providing the tools and research platform for the Ministry of Natural Resources and Forestry – Aviation Forest Fires and Emergency Services branch to protect the health of Wildland Firefighters in Northern Ontario against heat stress. In her talk, Nazanin will discuss how CROSH is going about this. Presented by Nazanin Gholami