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Grand Staircase-Escalante National Monument

Grosvenor Arch, a famous rock formation in Grand Staircase-Escalante National Monument in southern Utah.
May 15, 2026

Stuart Sumida, professor of biology and the president of the Society of Vertebrate Paleontology, is the lead signatory of a letter signed by more than 150 scientists urging Congress to protect Utah’s Grand Staircase-Escalante National Monument, citing its global importance for dinosaur fossils, paleontology research, biodiversity and ecotourism.