Intended for policymakers, this document focuses on environmental factors limiting the expansion of the world's food supply, the dilemma of fostering third world economic development, and prospects for energy development. The first of five parts gives an overview of a 1983 Population Reference Bureau conference which focused on current thinking…

Analysis of census data indicates major population, industrial, and occupational changes occurred in many of Texas' 254 counties from 1960 to 1980. While 103 counties experienced rapid population growth by both natural and migration, patterns of change were dissimilar. Population grew steadily in metropolitan counties over the two decades.…