Step by step: Forests of the future
Forests in the West used to be a lot more open, so wildfires were much less severe. How do we know? By looking at tree rings! We can actually see scars from old wildfires in cross-sections like this one. By cross-dating fire scars from multiple trees, scientists can reconstruct what past forests looked like including how dense forests were. (Forest Service video by Erika Reiter)Near the community…