Aspen Dynamics in the Warner Mountains of California Coauthor Dr. James Laacke

Over the last century aspen has suffered a significant reduction in area in the Western United States. Comparison of vegetation data from 1930 and 1993 indicate that the Warner Mountains of Northeastern California are no exception with an 85% reduction in area covered. Often these changes may take place over a matter of decades. Changes overall and within individual stands are described, including vegetation replacing aspen within 1930's boundaries