1.) Host Peter Berle discusses the controversy over sugar plantations in the Everglades and talks with proponents on both sides of the issue. 2.) Thomas Lalley reports on the what kind of cars we can expect in the future as well as the quality of the air we will be breathing. 3.) In the segment Locking Horns Tom Martin of Audubon and Bob Buecker of the U.S. Sugar Company argue over the costs and benefits of the sugar program in the United States. 4.) Linda Anderson reports in her segment "Ear to the Ground" about Madeline Hoffman, woman from New Jersey who started GREO or Grass Roots Environmental Organization which helps grass roots organizations get started. 5.) In the Earth Calendar segment Berle talks with ecologist Carlo Supiana about the migration habits of tuna.