1.) Thomas Lalley reports on the Everglades Restoration Project. 2.) Host Peter Berle discusses the poor air quality of many school buildings and talks with Eleanor Johnson of the United States General Accounting Office about the issue. 3.) Berle talks with Dr. Claude Campania about his work off the coast of Patagonia with elephant seals. 4.) Ann Zwinger, author of "Down Canyon", talks about the Grand Canyon in winter in, Portrait of a Place. 5.) In the Earth Calendar segment Berle talks with biologist Howard Werner about the problem marmots are causing in the Sequoia National Park in California.