François Matthes

François Matthes was a geologist and naturalist known for his extensive work studying the geology and natural features of California, especially in Yosemite National Park. He contributed significantly to understanding the park’s landscape formation, including glaciers, volcanic activity, and rock formations. Matthes also authored important maps and reports that helped guide conservation efforts and infrastructure development within the park. His careful research and detailed documentation have made him a respected figure in geology and park history, aiding both scientific knowledge and the preservation of natural areas in California.