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Ahlburg, Dennis; Vaupel, James W. – Focus, 1993
Offers an alternative to the U.S. Bureau of the Consensus population projection for 2050. Discusses alternative mortality, fertility, and immigration assumptions and projection methods that use a baseline scenario of no further gains against mortality. Description of the U.S. population under alternative scenarios include changes in structure and…
Descriptors: Birth Rate, Census Figures, Demography, Environmental Education

Hern, Warren M. – Focus, 1992
Presents a comparison of human population and pathologic models. Builds support for a hypothesis that the human population is a planetary cancer by establishing the following: (1) features of human populations; (2) characteristics of human populations and other biological communities; (3) models of pathologic processes; and (4) malignant…
Descriptors: Biology, Cancer, Demography, Diseases