Tom Swetnam

@firescar.bsky.social

3864 Followers 1370 Following

Tree-ring scientist, forest ecologist, forest fires, climate and human interactions. Regents Professor Emeritus Univ AZ; home in New Mexico.

Gila Wilderness map

two men cutting a log with a cross cut saw

fire fighter in smoke with a cross cut saw

helicopter and helitack crew photo

low severity surface fire burning through a ponderosa pine forest

tree rings showing fire scars within them

Photos showing same landscape in 1990 and 2023, with 1990 landscape forested, and 2023 burned over and nearly treeless.