Carving Grand Canyon: Evidence, Theories, and Mystery
Carving Grand Canyon provides a synopsis of the intriguing ideas and innovative theories that geologists have developed over time. This story of a fascinating landscape is told in an engaging style that nonscientists will find inviting. The story’s end, however, remains a mystery yet to be solved.
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16 million 30 million antecedence Basin and Range bedrock Blackwelder Bryce Canyon carve canyons catastrophic spillover Cenozoic Colorado Plateau course deepening deposits depth downstream drainage reversal earth east elevation eroded evidence evolution faults flood formed geologic geologists Glen Canyon Dam gradient Grand Canyon area Grand Canyon region Grand Canyon's origin Grand Wash Cliffs gravels Green River Gulf of California headward erosion Hualapai Ice Age idea integrated interior basin Kaibab Plateau Kaibab upwarp knickpoint Lake Bidahochi Laramide Orogeny lava dams Little Colorado River located Longwell Lucchitta Marble Canyon miles million years ago modern Colorado River Mogollon Highlands Muddy Creek Formation northeast drainage Northern Arizona occurred Orogeny perhaps period Photograph by Wayne plateau uplift Powell present river flowed rock Rocky Mountains runoff sediment sedimentary Sevier River story strata stream capture stream piracy suggests surface symposium theory tributaries upstream Utah valleys Wayne Ranney western Grand Canyon