Much too long and an odd format to C&P if you have any interest check it out it'll take a while
Human Occupation of the North American Colorado Plateau ∼37,000 Years Ago
Calibrating human population dispersals across Earth’s surface is fundamental to assessing rates and timing of anthropogenic impacts and distinguishing ecological phenomena influenced by humans from those that were not. Here, we describe the Hartley mammoth locality, which dates to 38,900–36,250...
www.frontiersin.org