"Most of the more than 2,000 fires that Canada has seen this year are thought to have been started by humans.
Some, particularly in Quebec, were sparked by lightning strikes.
Dead trees left to stand and poor forestry management have also previously been blamed for causing a serious fire risk.
Experts say the modern practice of trying to totally suppress fires can stop forests creating natural firebreaks that would historically have reduced wildfire spread."
This was written by BBC, I'm not sure of them as a media source but this is the most concise, condense information I've found. Link here:
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