To insure the future of our National Parks, sweeping changes must be made. Encroaching civilization at the expense of nature has forced National Park officials to consider alternatives to future development - limiting number of visitors, facilities outside the parks and curtailing vehicular traffic. (BL)

Describes weaknesses of current incentives for lowering fertility and proposes a model with multiple incentives to individuals, groups, and entire communities. (AL)

Statement taken from the 1968 pamphlet, "Ford Foundation Grants in Resources and Environment .

Wider dissemination of population geography literature is proposed. (DE)

This paper, published by The Population Council, reviews 29 proposals dealing with population controls beyond the current efforts of national programs of voluntary family planning. The proposals are subsumed under eight descriptive categories which are: (1) Extensions of voluntary fertility control; (2) Establishment of involuntary fertility…

Evidence of high population density's serious inhibiting effects on the reproductive, aggressive, withdrawal and sexual behavior of various animals, motivated a study of human pathology in overcrowded areas. Ecological relationships in Chicago and their impact on human behavior were assessed. The number of persons per acre, Standardized Mortality…

This paper examines the difference between dependent and independent responses and suggest that, for the case of independence, a nested analysis of variance model is appropriate. The advantages of this analytic approach are explained, and conditions are discussed under which more powerful test of treatment effects may be obtained. (Author/MA)

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)

Almost unchecked liberty in the use of the environment has brought us to a critical point of unsure survival. Decisions will have to be made to utilize natural resources wisely for present and future use. (PS)

Echoing simplistic solutions to complex problems" will not focus the intricate nature of the many environmental problems facing the planet on which we live." (Author/AL)