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The Human Population

The articles presented in this issue point out, among other things, that rapid population growth cannot last long. The question is: Will population level off because of high death rates or low birth rates?...

By Bernard Berelson and Ronald Freedman

The History of the Human Population

Until Some 200 years ago the size of the human population remained fairly stable because high birth rates were balanced by high death rates. The great demographic transition came when death rates fell...

By Ansley J. Coale

The Physiology of Human Reproduction

Its complex series of events is organized by molecular messengers. Advancing knowledge of the system provides humane methods that enable couples to have the number of children they choose to have...

By Sheldon J. Segal

The Genetics of Human Populations

Since the species Homo sapiens emerged less than 100,000 years ago it has by definition shared a common pool of genes. The differences within a human population are greater than those between populations...

By L. L. Cavalli-Sforza

The Migrations of Human Populations

Ancient migrations carried man to almost every corner of the earth; modern ones are an ebb and flow that results from technological and economic inequality. The migrations of today are the largest of all...

By Kingsley Davis

The Populations of the Developed Countries

These populations, a little more than a fourth of the human species, may be well on the way to long-term numerical stability. This state of affairs appears to have been achieved largely by personal choice...

By Charles F. Westoff

The Family in Developed Countries

Such countries have the same level of fertility and the same kind of family. Although that family is more specialized than it was in the past, it remains essential to both the individual and society...

By Norman B. Ryder

The Changing Status of Women in Developed Countries

The increasing number of women in the work force is reestablishing a balance between their economic and family activities. It remains unlikely that the majority will achieve occupational independence...

By Judith Blake

The Populations of the Underdeveloped Countries

These populations, accounting for nearly three-fourths of the human species, will continue their rapid growth for the rest of the century. Control will eventually come through development or catastrophe...

By Paul Demeny

Food and Population

The earth and technology can probably provide food for a population of 40 to 50 billion. Increases infood production would help to create the conditions that would stabilize the population at a lower level...

By Roger Revelle

The Transfer of Technology to Underdeveloped Countries

The elimination of mass poverty is necessary to supply the motivation for fertility control in such countries. Other countries should assist in this process, not least because they have a moral obligation to do so...

By Gunnar Myrdal


  • 50 and 100 Years Ago, September 1974

  • Science and the Citizen, September 1974

  • Letters

    Letters to the Editors, September 1974

  • Recommended

    Books, September 1974

  • Mathematical Recreation

    Mathematical Games, September 1974

  • Amateur Scientist

    The Amateur Scientist, September 1974

  • Departments

    The Authors, September 1974

  • Bibliography, September 1974

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