In this 2006 file photo, a coal train travels in northeast Wyoming near Gillette.
In this 2006 file photo, a coal train travels in northeast Wyoming near Gillette. NATI HARNIK AP
In this 2006 file photo, a coal train travels in northeast Wyoming near Gillette. NATI HARNIK AP

Dan Morain: Can California turn the West green?

August 12, 2015 05:01 PM