The Rocky Mountain Institute is a nonprofit organization working to foster the efficient and restorative use of natural resources.

Otto Friedrich discusses his "Time" magazine piece, his writing, and American history. Songs "Yankee Doodle Dandy," "Free America" by Joseph Warren, a German song, an 18th century Boston Tea Party song, and an 18th-century British soldier song have been removed for copyright restrictions.

Presenting a rebuttal to editorials opposing the nuclear arms freeze with Dr. Jack Geiger, Dr. George Kistiakowsky, Dr. Herbert (Peter) Schoville and Dr. Kosta Tsipis of MIT.

Interviewing astronomer David Schramm.

David Rossin from Commonwealth Edison and McKinley Olson, a reporter and author of "Unacceptable Risk", debate the pros and cons of nuclear energy.

Biologist, natural historian, and author David Attenborough discusses his book and upcoming television series “Life on Earth.” The book, show, and this interview focus on discussing the evolution of life.

Terkel discussing the snow-in in Chicago in January 1967. Interviewee talks about how the human interaction differs during a blizzard then on a clear day.

Studs Terkel talks to people on the street about their observations during the blizzard that caused many people to be snowed-in. A veteran news vendor said the deliveries are slower, there are no cars or taxis around and that everyone who works downtown is staying in the hotels downtown. A young police officer said he witnessed more people giving others rides. One gentleman told Terkel that to him, it was as though everyone knew each other, and there were no strangers in a blizzard.

Evolution and the future of the human race are among topics in Carl Sagan's and Ann Druyan's book, "Shadows of Forgotten Ancestors: A Search for Who We Are." Included is an excerpt of the astronomer Harlow Shapley speaking at the beginning. Carl Sagan also reads an excerpt from the book at the end.

Discussing the film "Silkwood" a movie about Karen Silkwood and the circumstances surrounding her death with movie producer Buzz Hirsch.

Studs Terkel plays a variety of audio clips pertaining to the concepts of life and mankind destroying itself. The audio clips featured are from various established and respected writers, social leaders, and musicians.

Bob and Joan Ericksen, both educators, artists, and environmental ecologists, discuss the literary work of Peter Weiss' "I Come Out of My Hiding Place" and environmental ecology. Excerpt of Peter Weiss reading from "I Come Out of My Hiding Place." The book speaks of why he writes and why he pursues his art (unknown source). The interview ends with a reading by Studs of an excerpt fro, Gustav Meyrink's "The Green Face."

Bill McKibben, author and environmentalist discusses his book "The End of Nature." McKibben talks about climate and weather, greenhouse gasses, fossil fuels, chlorofluorocarbons, and carbon dioxide. He also explains how climate change could damage the ecosystems including birds. He ends the interview discussing what can be changed such as solar power.

Biologist and author Barry Commoner discusses his book "The Poverty of Power: Energy and the Economic Crisis."