Biography

Douglas W. Larson is an adjunct professor of biology at Portland State University and a "Science and Technology" columnist for National Forum, the journal of the honor society of Phi Kappa Phi. He received a Ph.D. in limnology from Oregon State University and a B.S. in biology from Jamestown College. He retired from the U.S. Army Corps of Engineers in 1991 and has published about 50 papers in refereed journals. Between 1967 and 1986, Larson spent 14 summers at Crater Lake conducting limnological research. He described the post-eruption recovery of Spirit Lake at Mount St. Helens in an American Scientist article published in March-April 1993, and he critiqued the Environmental Protection Agency's Clean Lakes program in an American Scientist "Macroscope" article published in January–February 1996. Address: 10325 N.W. Flotoma Drive, Portland, OR 97229.

Associated Articles

Feature Article
	Cliffs as Natural Refuges
	Probing the Depths of Crater Lake *
Macroscope
	"Reliably Safe"