‘Cresta Alta’ documentary

‘Cresta Alta’ documentary
Friday, March 21, 7 p.m.
The expedition-based, climate-change documentary film “Cresta Alta,” chronicling a journey to Alaska, Iceland, Chile and Peru to document glaciological research expeditions and sustainability, will be shown at the Ferrisburgh Town Hall. Also, the documentary “Northward,” which tells of the socially-conscious, Colorado band Salem touring while backcountry snowboarding in Alaska. The screenings will be followed by a discussion with producer and director, Todd Anders Johnson. Tickets are $15 in advance and available.