Discusses a dozen disasters, including the 1974 Ohio tornado, two major hurricanes, the New York City Blizzard of 1888, the Dust Bowl, the North African Sahel drought, etc.
Discusses the events that brought about the nuclear age, the economics of the arms race, the Star Wars proposal, and the possibilty of nuclear terrorism by Third World guerillas.
Describes a number of small self-contained communities, including a sand dune, tidal pool, old barn, and vacant lot, and examines the ways in which the plants and animals interact.
Describes the different types of arrowheads and spear points of the Americas, where they may be found, and what they reveal about the life of ancient peoples.
