Are Simulated Megadroughts in the North American Southwest Forced?* Coats, Sloan ; Smerdon, Jason E. ; Cook, Benjamin I. ; Seager, Richard Abstract Publication: Journal of Climate Pub Date: January 2015 DOI: 10.1175/JCLI-D-14-00071.1 Bibcode: 2015JCli...28..124C