Here you go: https://www.sierraforestlegacy.org/Resources/Conservation/FireForestEcology/FireScienceResearch/FireHistory/FireHistory-Stephens07.pdf https://www.

Here you go: https://www.sierraforestlegacy.org/Resources/Conservation/FireForestEcology/FireScienceResearch/FireHistory/FireHistory-Stephens07.pdf https://www.sierraforestlegacy.org/Resources/Conservation/Fi... There are many other sources as well but this can get you started. It's a mistake to underestimate the sophistication of other civilizations. Native Americans depended on the forests and grasslands for food. They were very well-informed in matters of land management. The US Forest Service and other have begun (belatedly) to try to understand and incorporate these practices in their own forest management.