Mainsprings of Civilization |
Other editions - View all
Common terms and phrases
activity agriculture American animals animistic appears Asia atmospheric atmospheric electricity average Babylonia biological biological inheritance Caspian Sea cent century cities civilization climatic cycles climatic efficiency cold contrast countries crops cultural curve deathrate desert diet diseases effect electrical Encyclopædia Britannica England especially Europe evidence example fact factor favorable Figure geographical groups Hakkas heredity human Huntington Iceland increase India indicate influence inheritance innate Japan Jews Junkers kind kiths land latitudes less library circulation living maximum mental migration Mongols mountains Nevertheless Newfoundland nomads North northern optimum ozone Parsis percentage period physical environment population production progress Puritans qualities race rain rainfall regions relatively religion reproduction Russia season seems selection shows similar social solar solar constant South southern stimulating storms summer sunspots temperament temperature tend tion trees tropical United vigor warm weather winter York