THE PUEBLOAN COLLAPSE (1300 AD)

The Great Puebloan Abandonments and Migrations

http://www.desertusa.com/ind1/ind_new/ind12.html

Social Strife May Have Exiled Ancient Indians

http://raysweb.net/canyonlands/pages/drought.html

Vanished; A Pueblo Mystery

http://www.nytimes.com/2008/04/08/science/08anasazi.html?_r=1

Migration and Change in the Southwest

http://www.archaeologysouthwest.org/what-we-do/investigations/salado/

Why did the Anasazi Collapse

http://www.jeffposey.net/2015/09/08/why-did-the-anasazi-collapse/

Nature.com; Vanishing Act

http://www.nature.com/news/the-greatest-vanishing-act-in-prehistoric-america-1.18700

Smithsonian; Riddle of the Anasazi

http://www.smithsonianmag.com/history/riddles-of-the-anasazi-85274508/

Jeff Posey; The Anasazi Collapse

http://www.jeffposey.net/2015/09/08/why-did-the-anasazi-collapse/