Map Guide to the U.S. Federal Censuses, 1790-1920
Map Guide to the U.S. Federal Censuses, 1790-1920

Author: William Thorndale

Publisher: Genealogical Publishing Com

Published: 1987

Total Pages: 453

ISBN-13: 0806311886

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Genealogical research in U.S. censuses begins with identifying correct county jurisdictions ??o assist in this identification, the map Guide shows all U.S. county boundaries from 1790 to 1920. On each of the nearly 400 maps the old county lines are superimposed over the modern ones to highlight the boundary changes at ten-year intervals. Accompanying each map are explanations of boundary changes, notes about the census, & tocality finding keys. In addition, there are inset maps which clarify ??erritorial lines, a state-by-state bibliography of sources, & an appendix outlining pitfalls in mapping county boundaries. Finally, there is an index which lists all present day counties, plus nearly all defunct counties or counties later renamed-the most complete list of American counties ever published.

The United States Geological Survey, 1879-1989
The United States Geological Survey, 1879-1989

Author: Mary C. Rabbitt

Publisher:

Published: 1989

Total Pages: 64

ISBN-13:

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A history of the relation of geology during the first 110 years of the US Geological Survey to the development of public-land, federal-science, and mapping policies and the development of mineral resources in the United States.

Impacts of Climate Change on Human Health in the United States
Impacts of Climate Change on Human Health in the United States

Author: US Global Change Research Program

Publisher: Simon and Schuster

Published: 2018-02-06

Total Pages: 592

ISBN-13: 1510726217

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As global climate change proliferates, so too do the health risks associated with the changing world around us. Called for in the President’s Climate Action Plan and put together by experts from eight different Federal agencies, The Impacts of Climate Change on Human Health: A Scientific Assessment is a comprehensive report on these evolving health risks, including: Temperature-related death and illness Air quality deterioration Impacts of extreme events on human health Vector-borne diseases Climate impacts on water-related Illness Food safety, nutrition, and distribution Mental health and well-being This report summarizes scientific data in a concise and accessible fashion for the general public, providing executive summaries, key takeaways, and full-color diagrams and charts. Learn what health risks face you and your family as a result of global climate change and start preparing now with The Impacts of Climate Change on Human Health.