Voices of Minnesota: Dean Abrahamson on global warming, and Eville Gorham on acid rain

January 6, 1999 - This January edition of Voices of Minnesota features MPR’s Dan Olson interviews with Dean Abrahamson, medical doctor and professor at University of Minnesota, and Eville Gorham, recently retired professor of ecology at University of Minnesota. Abrahamson discusses global warming, and its present and future impact on the Minnesota region. Gorham, who discovered the harmful influence of acid rain, discusses the past and current state of this pollution problem on the global environment.