Could the Colorado River once have flowed into the Labrador Sea?
Thursday, October 24, 2013 - 13:01
in Earth & Climate
In the November issue of GSA Today, James W. Sears of the University of Montana in Missoula advocates a possible Canadian connection for the early Miocene Grand Canyon by arguing for the existence of a "super-river" traceable from headwaters in the southern Colorado Plateau through a proto–Grand Canyon to a delta in the Labrador Sea.