presented by USDA Soil Conservation Service, US Environmental Protection Agency in cooperation with Winrock International ; produced and directed by David Wann, Yasukumi Christopher Tribble ; created and written by David Wann
producer, David Hestad ; editors, Frank Boll, David Hestad ; executive producer, Diane Kostecke ; [produced by WHA-TV in cooperation with the Wisconsin Department of Agriculture, Trade and Consumer Protection and the Wisconsin Energy Bureau]
produced in cooperation with Sustainable Agriculture Research and Extension Program, University of California, Davis [and] Mendocino County Office of Education Regional Occupation Program ; producer/director, Oleg Harencar
produced by the Catskill Center for Conservation and Development, and South Central New York Resource Conservation and Development Project, Inc. ; produced and directed by Carol Clement
Bullfrog films presents ; 220 Productions ; produced with the assistance of the Australian Broadcasting Corporation ; made by Julian Russell and Tony Gailey
Bullfrog films presents ; 220 Productions ; produced with the assistance of the Australian Broadcasting Corporation ; made by Julian Russell and Tony Gailey
Bullfrog films presents ; 220 Productions ; produced with the assistance of the Australian Broadcasting Corporation ; made by Julian Russell and Tony Gailey
Bullfrog films presents ; 220 Productions ; produced with the assistance of the Australian Broadcasting Corporation ; made by Julian Russell and Tony Gailey
a Copper Quartz Media Film ; produced with the participation of Telefilm Canada and The Talent Fund, in partnership with 90th Parallel Productions ; directed by Caroline Cox ; produced by Caroline Cox, Tiffany Ayalik, Jerri Thrasher ; written by Tiffany Ayalik, Caroline Cox
Producciones CANEK ; UBPC Organopónico "Vivero Alamar" con el apoyo de Schweizerische Eidgenossenschaft, Welt Hunger Hilfe, Fundación Ludwig de Cuba presenta ; un documental de Alejandro Ramirez Anderson ; guión y dirección, Alejandro Ramirez Anderson ; producción, Geraldine Orta, Alejandro Ramirez Anderson