Extended megadroughts in the southwestern United States during Pleistocene interglacials

Peter J. Fawcett, Josef P. Werne, R. Scott Anderson, Jeffrey M. Heikoop, Erik T. Brown, Melissa A. Berke, Susan J. Smith, Fraser Goff, Linda Donohoo-Hurley, Luz M. Cisneros-Dozal, Stefan Schouten, Jaap S.Sinninghe Damsté, Yongsong Huang, Jaime Toney, Julianna Fessenden, Giday Woldegabriel, Viorel Atudorei, John W. Geissman, Craig D. Allen