1) Peter Berle reports on the reauthorization of the Superfund law. Report includes excerpts from a speech by Secretary of the Interior Bruce Babbitt, along with comments from Sarah Chasis, an attorney for the Natural Resources Defense Council, Mark Behan, spokesman for the General Electric Corporation, and Senator Max Baucus (D-Montana). 2) Steven Westcott reports on the results of groundwater tests for radioactive material in the Nevada desert. 3) Rachael Philips talks with Laurie Godfrey, professor of anthropology at the University of Massachusetts at Amherst, about her research in a Madagascar sink hole that contains fossils from extinct Lemur species. 4) In The Earth Calendar segment, Peter Berle talks with Peter Ten Eyck, owner of Indian Ladder Farms in New York State, about harvesting apple crops. 5) Rachael Philips talks with scientists from Cal Tech, who are working with the West Antarctic Ice Sheet program, which is sponsored by the Office of Polar Programs at National Science Foundation, about conducting ice stream research in Antarctica. 6) Peter Berle talks with Dr. Robert Amler, Chief Medical Officer for the Agency for Toxic Substance and Disease Registry, Dr. Henry Faulk, Director of the Division of Environmental Hazards and Health Effects at the National Center for Environmental Health, and Dr. Steve Gaulson, Scientific Director for the Office of Children?s Health Protection at the Federal Environmental Protection Agency, about links between environmental conditions and childhood cancer. 7) Author Peter Jenkins reads an excerpt from his book, ?Along the Edge of America.?