In this episode we check out the environmental initiatives of the Winnipeg Folk Festival. ADVENTURE: Chuck and Andy head to the Winnipeg Folk Festival planning to get the band going again. THE LAB: The science of sound! What is sound? Dr. Greenie’s new invention mal-functions and Doc and GP’s voices are exchanged!

Originally released by Distribution360, 2012. Streaming video file encoded with permission for digital streaming by Infobase on June 26, 2015.

Green Drum Set (4:35); --Winnipeg Folk Festival Food (3:09); -- What is Harmony? (2:39); -- Solar Solutions (2:37); -- Porcupine Myth (3:01); -- Recycling Aluminum Cans and Plastic Bottles (2:18); -- People Power (2:15); -- Credits: Eco-Folk: Planet Echo Season 3 (1:00); .