Contains hard-hitting views on population growth and birth control in the twentieth century, a subject often overlooked, especially when considered as an environmental issue. Viewpoints are examined which arise out of social concern, scientific investigation, and religious belief to explore population and environment issues moving into the next century. Among topics included are: women as a factor in sustainable development; the roles of genetic engineering, the potential effects of climate control on food supply; population and environmental crises in the former Soviet Union.