C. Description of region.
Dodge, Adv. Geog., pp. 44. Tarr and McMurry, second book, p. 120.
II. Why should we desire to reclaim arid lands?
A. Increase in population with consequent increased demands for food at home and abroad.
B. Capital seeks a good investment.
III. How arid regions are made productive.
A. Conditions necessary for plant growth.
a. Fertile soil.
b. Heat and light.
c. Moisture.