Series which explores environmental problems and solutions from around the world.|FUTURE FUELS / Bill Stein, Nick Patapoff, and Richard Schweinberg| hosted by Leslie Baer-Brown. SERIES: Earthwatch| no. 8 Series which explores environmental problems and solutions from around the world. CONTENT: Examination of alternative energy sources. Dr. Bill Stein, professor of mechanical engineering, discusses the good and bad of solar energy. Inventor Nich Patapoff describes photovoltaic sandpaper to lower costs of home solar units. Richard Schwinberg talks about new zinc-air batteries he invented which will be used in electric cars. BROADCAST: Satellite, 8 Aug. 1991.
Examination of alternative energy sources. Dr. Bill Stein, professor of mechanical engineering, discusses the good and bad of solar energy. Inventor Nick Patapoff describes the use of photovoltaic sandpaper to lower costs of home solar units. Richard Schweinberg talks about new zinc-air batteries he invented which will be used in electric cars.