Luna Leopold, 90; Earth Scientist and Pioneer in the Study of Rivers With USGS Taught at UC Berkeley – Los Angeles Times

Luna B. Leopold, a gifted scientist and influential conservationist who turned the study of rivers and how they shape the landscape into a science, died Feb. 23 at his Berkeley home. He was 90 and had emphysema and congestive heart disease, said his daughter, Madelyn Leopold of Madison, Wis.

Leopold was the son of eminent wildlife ecologist Aldo Leopold.