The item is a composite print of an industrial film made in 1974. It depicts the B.C. Alternative Energy Show at the 1974 Pacific National Exhibition. Excerpts from the public seminars are shown, along with scenes of exhibits, displays and demonstrations dealing with energy conservation and alternative energy sources (solar, wind, geothermal, etc.), electric vehicles, appropriate technology, and so on.

The item is an answer print of an industrial film from 1979. It shows the creation of electrical energy from garbage or forest wastes and gas from fermentation. A fascinating study of the possibilities available to us in the conversion of biomass from a refuse problem into an energy source. The Iona Island Sewage Treatment Plant is featured.