If there were a pat answer, smarter folks than we would have come up with it by now.
Frankly, even if we waved a magic wand and put the fires out now, it may not make much difference. Time we as a species honestly faced up to the bleakness of our situation.
I fully support a violent overthrow of the Jair Bolsonaro government. His policies have greatly exacerbated this ecological disaster. Nothing will be accomplished with him still in power
To stop the illegal burning and making new farmland - a couple of platoons, plenty of food and ammo, and non restrictive Rules of Engagement. Aka shoot the Jerks