The State of the Earth

The present era of staggering scientific and technological innovations, with major changes in agriculture, manufacturing, commerce, and communications, seems to document unparalleled human achievement. Yet when we examine the long-term implications, it becomes clear that an ever-growing number of humans have threatened the delicate environmental balance that sustains life on this planet. The past century may be remembered not as a period of great progress but as one marked by unrestrained consumption and failure to come close to a sustainable use of the earth's limited natural resources. In The State of the Earth, noted historian Paul K. Conkin provides a comprehensive analysis of the many environmental hazards that humans must face in this still-young century. Our activities have threatened the survival of many plants and animals, created scarcities in cultivatable soils and water needed for irrigation, used up a large share of fossil fuels, polluted air and water, and most...