Archaeology & Climate Change

Paul Reed, Archaeology Southwest & Salmon Ruins, discusses ancient examples of climate change that may have impacted the lives of the ancestral puebloans who once inhabited the Four Corners area.  There are many signs of instances of ancient climate change in the area, including the nearby Petrified Forest and New Mexico's inland sea.   "Tree rings" by Arnoldius - Own work (selbst erstelltes Foto). Licensed under CC BY-SA 2.5 via Commons.