. The character of races as influenced by physical environment : natural selection and historical development. Ethnology; Human geography; Man; Natural selection. FIG. 14. DISTRIBUTION OF CLIMATIC ENERGY IN EUROPE. 900 1000 1100 1200 1300 1100 1500 1600 1700 1800 1900 FIG. 15. APPROXIMATE VARIATIONS OF RAINFALL IN CALIFORNIA DURING THE CHRISTIAN ERA. Note: This curve differs somewhat from those that I have generally published. It is taken from "Maya Civilization and Climate," Proc. 2d Int. Cong. Americanists, Washington, 1917. It has been adjusted to conform to th(^ levels of t
. The character of races as influenced by physical environment : natural selection and historical development. Ethnology; Human geography; Man; Natural selection. FIG. 14. DISTRIBUTION OF CLIMATIC ENERGY IN EUROPE. 900 1000 1100 1200 1300 1100 1500 1600 1700 1800 1900 FIG. 15. APPROXIMATE VARIATIONS OF RAINFALL IN CALIFORNIA DURING THE CHRISTIAN ERA. Note: This curve differs somewhat from those that I have generally published. It is taken from "Maya Civilization and Climate," Proc. 2d Int. Cong. Americanists, Washington, 1917. It has been adjusted to conform to th(^ levels of the strands of Owens Lake. The part from 600 A. D. onward agrees closely with the curve of the Big Trees as corrected both by the author's method as described in "The Climatic Factor," Washington, 1915, and by the method of Doctor Antevs described in "Post- glacial Climatic Changes," publication No. 352 of the Carnegi(^ Institution of Washington, 1924. The part before 600 A. D. awiiits further revision, but that docs not materially affect tliis Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Huntington, Ellsworth, 1876-1947. New York ; London : C. Scribner's sons
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Keywords: ., bookcentury1900, bookdecade1920, booksubjec, booksubjectethnology
