Sponsored by
Avalanche.org
Conditions
National Danger Map
U.S. Avalanche Centers
Education
Basics
Tutorial
Courses
Find a Course
Encyclopedia
Tech Paper Library
Accidents
U.S. Accident Reports
Report an Accident
About
About Avalanche.org
Sponsors
American Avalanche Association
National Avalanche Center
Detecting snow depth change in avalanche path starting zones using uninhabited aerial systems and structure from motion photogrammetry