Aired: 11/6/1972
The Lacandons, last surviving descendants of Mayas, live in rain forest of southern Mexico.
Aired: 11/20/1972
Examines male and female roles in society and presents a scientific study of the known biological facts about sex differences in humans.
Aired: 11/27/1972
This program looks at hormonal changes during puberty, and the socially originated attitudes leading to differences between the sexes.
Aired: 12/4/1972
An exploration of the traditional art of healing as practiced in China.
Aired: 3/5/1973
A look at the eating habits of Canadians; food and nutrition, the so-called "Well-balanced diet" and problems of overeating are analyzed in this examination of the dangers of abundance
Aired: 3/12/1973
A retrospective look at the summer 1972 World Conference on the Human Environment.
Aired: 3/19/1973
The Nature of Things presents Cities Are For People, originally scheduled for February 19. It deals with new thinking in urban planning to make cities more livable.
Aired: 3/26/1973
A look at the migratory habits of birds and animals, with recent findings in animal studies reinforced with fascinating film footage of many species in their natural habitats.
Aired: 4/2/1973
This half-hour film depicts obvious absurdities, in a subjective interpretation of The Limits to Growth, a 1970 MIT computer study forecasting economic, social and political collapse by no later than 2020.
Aired: 4/9/1973
A comprehensive examination of the form of pollution fast becoming public enemy number one in North America: garbage.