. Centennial history and handbook of Indiana : the story of the state from its beginning to the close of the civil war, and a general survey of progress to the present time . a. St. Bd. Forestry rept. for 1911. CENTENNIAL HISTORY AND HANDBOOK OF INDIANA 171 an economic evil which the forest conservation-ists have in mind in their propaganda for re-forestation. 2. The removal of the forests, it is now be-ing discovered, has disturbed the balance ofnature and affected the climate, the conservationof the water supply, the conservation of the soil,and the agricultural status as it depends uponthes
. Centennial history and handbook of Indiana : the story of the state from its beginning to the close of the civil war, and a general survey of progress to the present time . a. St. Bd. Forestry rept. for 1911. CENTENNIAL HISTORY AND HANDBOOK OF INDIANA 171 an economic evil which the forest conservation-ists have in mind in their propaganda for re-forestation. 2. The removal of the forests, it is now be-ing discovered, has disturbed the balance ofnature and affected the climate, the conservationof the water supply, the conservation of the soil,and the agricultural status as it depends uponthese. Some of the results discussed are at pres-ent hypothetical, but the detrimental changes, C. Gobel illustrates the first surface effect by thesimple idea of an inclined plane covered withloose soil. When well sprinkled with water thedownward wash of this soil by the force of thedescending water follows as a matter of course;but if it is covered with a layer of cotton battingand the batting is sprinkled the force of the fall-ing water is taken up by this covering and themoisture gently permeates the earth. If in addi-tion to this we think of the soil as reinforced by. Forestry Building, State Fair Grounds, Indianapolis. This building was erected in the summer of 1915 for thepurpose of maintaining a permanent exhibit of everything pertaining to forestry and forest products ofIndiana. The building was dedicated September 7, 1915, Ex-Vice-President Charles W. Fairbanks andGovernor Ralston participating. The names of persons seated reading from left to right are E. A. Glad-den, State Forester; Warren T. McCrea, President Indiana State Board of Agriculture; Prof. W. C. Gobel,Nashville; Charles W. Fairbanks ; Curtis D. Meeker, Monticello; W. A. Guthrie, President Board of For-estry. Standing is Governor Ralston. whatever their exact relations, are sufficientlypronounced to have brought about the conserva-tion movement, which is nation-wide. Physical Effects of Forest Destruction.—
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