This. There are studies supporting this conclusion [0]: "Without adequate prevention measures, forest debris can build up, fueling a bigger, more devastating fire the next time around."
And this [1]: "This leaves authorities with a difficult problem. After decades of successful wildfire suppression, we can now expect fires to be far worse when they finally happen."
https://news.ycombinator.com/item?id=14318646
https://priceonomics.com/does-using-airplanes-to-put-out-for...