Tsé na’alkaah: Weaving Native and Mainstream Earth and Environmental Science into Place-Based Teacher Professional Development on the Colorado Plateau

Steven Semken, Arizona State University, School of Earth & Space Exploration, Tempe, AZ, United States, Holly S. Godsey, University of Utah, Department of Geology and Geophysics, Salt Lake City, UT, United States and William B. Tsosie Jr., Navajo Nation Historic Preservation Department, Shiprock, Navajo Nation, NM, United States