“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… — 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… — Keith Meldahl Copy Share Image
“Push up some mountains. Cut them down. Drown the land under the sea. Push up some more mountains. Cut them down. Push up a… — Keith Meldahl Copy Share Image
“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
