Cosmos

g. Liquid and aeriform envelopes of the solid surface of our planet. Distribution of heat in both. The sea. The tides. Currents and their effects -- p. 301-311. h. The atmosphere. Its chemical composition. Fluctuations in its density. Law of the direction of the winds. Mean temperature. Enumeration of the causes which tend to raise and lower the temperature. Continental and insular climates. East and west coasts. Cause of the curvature of the isothermal lines. Limits of perpetual snow. Quantity of vapor. Electricity in the atmosphere. Forms of the clouds -- p. 311-339. i. Separation of inorganic terrestrial life from the geography of vital organisms; the geography of vegetables and animals. Physical gradations of the human race -- p. 339-359. Special Analysis of the Delineation of Nature, including References to the Subjects treated of in the Notes. I. Celestial Portion of the Cosmos . . . . . . . . . . . . . . . . . p. 83-154