Calendar: 1891-1892 Page 159

DEPARTMENT OF SCIENCE 155 structure and from forces acting in its interior These will include the cause and determination of the earth's size and figure its density nature of its relations to other heavenly bodies longitude and latitude The influence of tempera- ture pressure and infiltration on the minerals and rocks forming the earth surface The origin and persistence of mountains and continents The Alps Himalayas Andes Rocky Mountains Causes of the contours of the chief masses of land Distribution of volcanoes Volcanic pheno- mena their relation to the outlines of land and water Geysers ThermaL springs Distribution of metals and metallic ores on the earth's surface In the Second Term those questions will be discussed which result from the influences of water and of the atmo- sphere in modifying the earth's surface Among these will be tides and currents oceanic circulation Origin positions and structure of tablelands plains of marine denudation and low plains Physical and chemical properties of the atmo- sphere Clouds dew rain Formation motion position characters and effects of glaciers and icebergs Surface drainage the several kinds of springs subterranean rivers caverns History of some of the chief rivers of the world Formation of hills origin of the five kinds of valleys and of the several kinds of lakes Kinds origin and distribution of winds Gradations of climate on the earth's surface Rain- bow mirage mock suns &c Use of barometer thermometer actinometer hygrometer rain-gauge and anemometer The Third Term will be devoted chiefly to the geographical relations of life on the earth the means by which its dis- tribution has been brought about and influence of geo- graphical phenomena on civilization Among the subjects discussed will be the persistence of life on the earth from times extinction of species means of former relations of land and water from present distribution of life Chief geographical facts in the distribution of plant life Coral reefs animals which migrate along sea-shores Life in the open ocean Origin nature limits and number of geographical provinces of life Characteristics of the