Results from a study published in the Journal of Biogeography indicate that wildfires may play a role in accelerating climate-driven species changes in mountain forests by compounding regional warming trends.
The study examined temperatures within forests in a region of Colorado that has experienced wildfires and spruce beetle outbreaks within the last 10 to 15 years. Researchers used a network of sensors to record temperatures for a full year in burned and beetle-impacted areas.
Burned areas were warmer than unburned forest. Conversely, canopy loss (the upper layer of trees) in unburned, beetle-killed forests resulted in slight cooling. This difference may be attributed to differing effects of each disturbance type on understory cover and residual canopy.
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Image: Results from a study published in the Journal of Biogeography indicate that wildfires may play a role in accelerating climate-driven species changes in mountain forests by compounding regional warming trends. (Credit: Dr. Carlson)