THE CONSERVATION OF MINERALS 



Minerals are essential to so much of our modern research and 

 industry that the conservation of these resources has become a very 

 vital part of the overall program of conservation. 



THE CONSERVATION OF HUMAN RESOURCES 

 Human life has great value and we are learning to give greater 

 consideration to the needs of people everywhere. 



AUDIENCE: Intermediate grades; junior high 



THE FOREST COMMUNITY SERIES 



Color McGraw-Hill Book Company 



About 50 frames each Sale 



A good series to give an overall picture of interrelationships be- 

 tween animals and plants and their environment. 



THE SOIL 



Shows how soil is made by weathering factors and how only soil 

 can hold the roots of trees and other plant life. 



WHERE TREES GROW 



Trees adapt to climatic conditions affecting their growth. The 

 relation between terrain, temperature and precipitation is shown. 



HOW TREES GROW 



Illustrates the process of photosynthesis. Gives a good picture of 

 how trees store energy and how leaves change color. 



FOREST, PLANT AND ANIMAL RELATIONSHIPS 



Basically this strip deals with trees as a source of the food supply 

 of the forest. In addition there is a discussion of food chains and 

 the parasites which depend on green plant life. 



ENEMIES OF THE FOREST 



Insects, fire and disease are the major enemies of a forest. Man 

 must become familiar with ways of controlling these in order to 

 prevent damage to our forest resources. 



FORESTS FOR THE FUTURE 



Only scientific management and tree planting can control forest 

 waste. A plea for the preservation of private and public forest areas 

 so forest wealth can exist in years to come. 



AUDIENCE: Junior high; senior high 



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