The Increasing Debt of History to Science.

The article discusses the natural sciences and geographical and scientific influences on the study and teaching of history. The author reflects on the significance of climactic conditions, plant life, and agriculture in the development and expansion of American society. The geologic aspects of westward migration and choice of settlements are considered. Disciplines such as botany, zoology, hydrography and aerography are discussed in relation to U.S. history. Other topics include the study of marine life, soil composition, and phraseology.