ELi5: What causes wildfires and why are they so difficult to put out?

Question

Is there a way we can prevent them from occurring in the first place, or is it inevitable during the summer months?

In: 29

Answer 1

Of the 600 wildfire in Alberta about 60% have been human caused and 15% lightning, the rest are still under investigation

https://www.arcgis.com/apps/dashboards/3ffcc2d0ef3e4e0999b0cf8b636defa3

Cigarette butts, offroad vehicles, campfires, seams to be the majority