Visualizing the Sacred: Cosmic Visions, Regionalism, and the Art of the Mississippian World (Linda Schele Series in Maya and Pre-Columbian Studies)

by George E. Lankford

Between approximately 1560 and 1580 a major drought took place (Stahle, Cleveland, and Hehr 1985; Stahle et al. 2000), which “essentially destroyed the existing regional ecosystem”