Vine Deloria discusses his book "The Metaphysics of Modern Existence", religion, ethics, Native Americans, Native American culture, and Native American history. Includes a previous interview with Vine Deloria at O'Hare Airport.

A sprawling conversation with R. Buckminster Fuller including his great aunt Margaret Fuller, future communication, the nature of work, human nature, and physics.

Discussing the book "Time bomb" with the author Peter Van der Linde.

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

Oceanographer Jacques Cousteau discusses man's effect on the planet. Includes a clip with whale sounds and statements by Joan McIntyre.

Captain Cousteau talks about his book and the environmental movement in the United States and elsewhere.

Studs Terkel discusses the energy and environment with Scott Bernstein, Frank Clark, and Amory B. Lovins. They talk about the company, Commonwealth Edison, and how the city has the right to grant or not grant franchises.

Discussing "Silent Spring," by Rachel Carson with environmental activist Lee Botts and botanist Dr. Orie Loucks.

Discussing the dangers of nuclear power and the effects of radioactive pollution with biologist Dr. Carl Johnson and biophysicist Dr. Ed Gogol.

Francis S. Chase discusses education, art, and science. Chase also discusses creativity, human behavior, and technology among other topics.

At the conclusion of this interview, Dr. Paul Ehrlich predicts that 5 to 6,000 people will have died of starvation. "The Population Bomb," covers why women should stop having children and why the government should pass out $500 every year to women who don't have kids. The topic of Ehrlich's book is population control and his reasons why, along with his solutions.

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

The world spends 600 billon dollars on the arms race, which is rather puzzling to Dr. Helen Caldicott when 2/3 of the world's children are starving. Caldicott explained if a bomb went off in Chicago, there'd be a crater a half a mile wide and 300 feet deep. In addition, 90% of the people will be dead, some from being vaporized.

Interviewing Dr. Bertram Carnow about environmental health, air pollution, and occupational diseases.