Alan M Cvancara

Alan Cvancara, Ph.D., is professor emeritus of geology at the University of North Dakota and now resides in Wyoming. He has studied edible wild plants for more than 30 years and is the author of "A Field Manual for the Amateur Geologist, Exploring Nature in Winter, At the Water's Edge," and "Sleuthing Fossils."

Alan Cvancara, Ph.D., is professor emeritus of geology at the University of North Dakota and now resides in Wyoming. He has studied edible wild plants for more than 30 years and is the author of "A Field Manual for the Amateur Geologist, Exploring Nature in Winter, At the Water's Edge," and "Sleuthing Fossils." See less