Mr Regenstein and Studs discuss the book, "The Politics of Extinction". The book blows the whistle on those who are currently engaged in killing these animals for "sport," fashion, and profit. They talk about various endangered species and what that distinction means and the public officials with the power- and the responsibility - to protect wildlife, but who instead allow the destruction to continue.

Mr. Ridgeway and Studs talk about the energy crisis and the systematic pillaging of the land of the United States by the companies involved in harvesting natural resources. Includes: Two excerpts presented of Joe Begley of Blackey, KY talking about the state of things in Appalachia as gas companies and strip mine operators come in to destroy the land.

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

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 book "Modern meat: antibiotics, hormones and the pharmaceutical farm" with the author Orville Schell.

Interviewing astronomer David Schramm.

Discussing nuclear armageddon and the medical consequences of nuclear war with panel Herbert Scoville, George Kistiakowsky, Dr. Jack Geiger and Dr. Quentin Young.

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.

Nuclear physicist, Dr. Leo Seren, discusses atomic fission and nuclear experiments.