National Parks in the History of Science: Dendrochronology

Scientists around the world use tree rings to understand past climates, ecosystems, and cultures. The study of tree rings to understand the past is called dendrochronology. This field of science began in several national parks in the Southwest. Audio Described version: nps.gov/media/video/view.htm?id=8207C302-5321-4F62-8ECA-7BFA16862B84