A common question posed to environmental scientists by nonscientists, particularly policymakers, is the following: In a world that is globally warmer, what will the new climate be like in specific geographical regions? This question has been and continues to be addressed by computer modeling, a technique that is out of reach for vast majority of…

Examines some of the factors that influence the global population-food balance including agricultural resources, population characteristics and general features of the world food system. (MA)

Reviewed are trends in birth rates and food production energy requirements. Concludes that control of human numbers would prevent a threatened serious food shortage. (SL)

Discusses biological contributions to the changes occurring in today's society, stressing the need for modifying traditional ethics. Issues include contraception and abortion, fetal research, population control and food supply, individual freedom versus common welfare, and euthanasia. Suggests that study in personal and group ethics be…

Discusses contemporary challenges for biologists, environmentalists, technologists, teachers, and political supporters of science and education in solving global problems. Discussed are nation- and worldwide accumulation of toxic materials (DDT, PCB's, kepone, radioactivity, dieldrin, mirex), transformation of natural ecosystems, and instability…

Provides an informative discussion of the disease called schistosomiasis. The discussion covers environmental factors contributing to the disease, its symptoms, the disease organism and its vectors, and treatment of the disease. The author points out the need for water and soil pollution control in disease prone areas. (MR)

Presents several conceptual models dealing with issues in environmental education. Models described are: (1) Population/Resources/Pollution, (2) Cause-and-Effect Analysis, and (3) Ethical Analysis. (CS)

The lack of a vision of sustainability in contemporary science education is discussed. Policies for curriculum and instruction that will enhance sustainable growth that are based on the ideas of fulfilling basic human needs, improving the environment, conserving resources, and developing a sense of community are presented. (KR)

Discusses the educational establishment and relates its position to the need for introducing controversial issues into elementary and secondary classrooms. The need for reform, beginning with science courses in the university, is suggested. (SA)

Reports on a study which was conducted to provide a sample of biology teachers an opportunity to describe their experiences and opinions regarding the controversial issue of evolution and creation as it relates to teaching about the origins of life. Provides the objectives, sample selection, an analysis, and a conclusion. (RT)