[Skip to Content]
[Skip to Content Landing]
Other Articles
October 26, 1940


Author Affiliations


JAMA. 1940;115(17):1421-1424. doi:10.1001/jama.1940.02810430011003

This article is only available in the PDF format. Download the PDF to view the article, as well as its associated figures and tables.


Any plan for military preparedness based on a defense of this hemisphere would be incomplete without proper consideration for the role of climatic factors in American warfare. Adherence to the Monroe Doctrine may necessitate the sudden dispatch of troop units with considerable striking power sufficient to prevent invasion or to break enemy footholds in any part of the Americas. Extending from one arctic region to the other, the Americas present all types of climate and all varieties of climatic change. Diseases caused by abrupt climatic change or by prolonged exposure are manifold and constitute important problems of preventive medicine in warfare. Troop movements, therefore, must always carefully take into account the degree of climatic change involved lest the efficiency of the fighting force be considerably, even dangerously, impaired. It is my purpose in this paper to outline the principal factors of this important problem and to present a basic and

First Page Preview View Large
First page PDF preview
First page PDF preview