(2 Lec, 1 3-hr Lab) Dynamic behavior of Earth’s surface, physical processes driving geohazards, and the risks pposed to society. Theory, practical techniques, and data visualization to measure, analyze, and interpret hazards and implications.  Pre: ERTH 101 or 103 or 104 or 106 or 130, MATH 215 or MATH  241 or MATH 251A, and PHYS 151 or PHYS 170; or consent.