“Earth processes that seem trivially slow in human time can accomplish stunning work in geologic time. Let the Colorado River erode its bed by 1/100th of an inch each year (about the thickness of one of your fingernails.) Multiply it… — Keith Meldahl Copy Share Image
“Each scenario is about fifteen million years into the future, and each assumes that the Pacific Plate will continue to move northwest at about 2.0 inches per year relative to the interior of North America. In scenario 1, the San Andreas fault is the sole locus of motion. Baja California and coastal California shear away from the rest of the… — Keith Meldahl Copy Share
“Push up some mountains. Cut them down. Drown the land under the sea. Push up some more mountains. Cut them down. Push up a third set of mountains, and let the river cut through them. “Unconformity” is the geologic term for an old, eroded land surface buried under younger rock layers. Put your outspread hand over the Carlin Canyon, Nevada… — Keith Meldahl Copy Share
“Earth processes that seem trivially slow in human time can accomplish stunning work in geologic time. Let the Colorado River erode its bed by… — Keith Meldahl Copy Share Image
“Colorado and Wyoming are America’s highest states, averaging 6,800 feet and 6,700 feet above sea level. Utah comes in third at 6,100 feet, New… — Keith Meldahl Copy Share Image
