El Niño, catastrophism, and culture change in ancient America

by Brian Billman, David Hodell, Gary Huckleberry, David Keefer, Kirk A. Maasch, Paul Mayewski, Michael Moseley, James B., III Richardson, Paul Roscoe, Payson D. Sheets, S. Jeffrey K. Wilkerson, Jason Yaeger

"El Nino is an extreme climate perturbation that periodically changes weather throughout the globe, often with dire consequences. First recognized in Peru, El Nino events are best known and documen…