March 18, 1981 - Results show water quality has shown marked improvement since Reserve Mining stopped discharge of taconite tailings directly into Lake Superior. Environmentalists believe fibers found in the taconite tailings have carcinogenic characteristics of asbestos.
March 24, 1981 -
March 27, 1981 - MPR’s Kim Hodgson reports on speech comments regarding toxic waste from journalist Michael Brown, author of the book Laying Waste: The Poisoning of America by Toxic Chemicals.
May 13, 1981 -
May 13, 1981 -
May 16, 1981 - Winston Borden, president of the Minnesota Association of Commerce and Industry, and Michael McCloskey of the Sierra Club discuss the environment and answer live listener questions concerning issues of the protection of the environment and economic development. Bob Potter hosts.
May 29, 1981 - James Gustave Speth, senior fellow at the University of Minnesota's Humphrey Institute, speaking at the Humphrey Institute about measures to alleviate the increase of CO2. Speth’s address is titled "Carbon Dioxide Buildup: The Case for Limited Action.” Speth is former chairman of the president's Council on Environmental Quality during the Carter administration.
June 7, 1981 - Commentator Bruce Benidt is “seeing red” after seeing green in Minnesota lakes…waters choked with algae weeds and slime, due to various pollutants.
June 10, 1981 - Mark Ascerno, entomologist at University of Minnesota, discusses common and uncommon pest problems in the home and garden. Ascerno also answers listener questions.
June 14, 1981 - Proceedings of the United States Senate Field Hearing and High Sulfur Coal Export Conference held June 8–9, 1981, at Southern Illinois University Carbondale. One of the central concerns confronting the hearing was “Factors Affecting the International Utilization of High Sulfur Coal.” More specifically, the committee addressed itself to “developing international markets and marketing mechanisms for America’s coal, evaluating the domestic potential for American coal production and exports, and Illinois coal’s potential as an emergency fuel in the event of an international energy shortfall.” Coal experts from American industry, labor officials, state and national government leaders, and dignitaries from Europe and the Far East gathered to discuss this important global issue. This program is on the topic of “Marketing of High Sulfur Coal,” one of a several items addressed at conference. Panel discussions were moderated by United States Senator Charles Percy, United States Representative Paul Simon, and John Castle, Director of the Illinois Department of Commerce and Community Affairs.