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Study finds differences in formation of land, underwater canyons
11/8/2019

Scientists who used sonar and topographic data to compare land and underwater canyons found differences in the way the canyons are created, according to findings published in Geology. Floods or landslides often shape terrestrial canyons, while periodic landslides related to seismic activity, steep grades or winter storms create submarine canyons, researchers say.

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