This paper proposes modelling based learning as a tool for learning and teaching mathematics. The example of modelling real world problems leading to the exponential function as the solution of differential equations is described, as well as the observations about students' activities during the process. The students were acquainted with the…

Article, condensed from the NEA Research Bulletin, describes the magnitude of the world literacy problem. (MB)

This pamphlet explores the dynamics of world population, highlighting steps world leaders can take to address population problems and improve the lives of people worldwide. With jet-age transportation and electronic communication, economic and social interdependence of nations is greater than ever before and is likely to increase in the future.…

This twenty item population quiz, taken from the Sierra Club's monthly newsletter on population issues, reviews current demographic statistics and trends in both the United States and the world. (BT)

The problems of the backlash of development and economic growth are considered in terms of overpopulation. The need for labor-intensive schemes and educational programs for the young is noted. (KM)

A variety of informational materials is compiled in this issue packet concentrating on population and development. The materials have been assembled to understand the issues associated with the facts of the world's population and to try to invent new forms of action and thought necessary to find the possibilities hidden in the population issue.…

A group of experts on population projections was convened in Thailand in late 1975. It was organized by the United Nations Economic and Social Commission for Asia and the Pacific. This report is the result of background papers used at the conference, reactions to the papers, and further writing. Chapter headings are: (1) Introduction; (2) The Role…

Population issues discussed are: (1) the growing elderly population in industrialized nations; (2) the debt crunch; and (3) immigration. The focus of the article on the elderly is Japan's elderly population, which will nearly double, from 10 to 18.7%, by 2010. In 1986, the Japanese government took steps to delay the age at which full pensions are…

This issue discusses world population trends and their implications for more and less developed countries. There have been two periods of major population expansion since 1750 with the first lasting almost 200 years and the second surge occurring after World War II. Growth rates in industrialized countries are now very low with fertility below…

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)

Summarizes the major areas of concern considered at the first international conference on Science and Man in the Americas. Topics emphasized include: natural resources of the oceans, movements of the earth's crust, volcanology, energy resources, and food production as it relates to the world population problem. (JR)

This study addresses the central issues of the population explosion and what can be done about it. It relates largely to developing nations. Chapters are presented on: (1) Basic World Population Facts; (2) Changing Patterns of Population Growth; (3) Consequences of Excessive Growth; (4) What Is Being Done; (5) What More Can Be Done; and (6) U.S.…

In the June, 1977 issue of "Intellect," Jacqueline Kasun promised the reader "a look at the facts" about the world population situation. Her conclusion overall was a soothing one. This article is a critical examination of Kasun's report, with a conclusion of a gloomy nature. (Author/RK)

Time is running out for social studies revision. If the social studies profession hopes to resurrect credibility with youth, every teacher must consciously move to relate his courses to the value dilemmas of youth and the value-laden issues of our time. (Author/JN)

Discusses present and future problems of producing clean energy. Graphically presents the changing patterns of fuel use in the United States over the past century, and predicts population growth and energy sources and consumption up to the year 2100 for the United States and the world. (JR)