The Evolution of the Forest

How do you protect yourself from wildfire on a warming planet? You burn everything on purpose. No, seriously. Thanks to climate change, the whole world is a tinderbox. Fire season now starts sooner and ends later, and scientists say lightning will become more frequent, and winds more powerful. Our only defense may be intentional fires. In this episode, our friends at Outside/In take a close look at the ecology of prescription burns. Why are our forests so dependent on wildfires? And why did some plants evolve to become more flammable?