Conservation of natural resources

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Electrical Engineering, 1948
The question of conservation is an especially important one in the United States today when we find ourselves faced with the possibility of a number of our natural resources giving out, and it is the engineer, whose responsibility it is to convert these materials into forms suitable for use by man, who has a special interest in the problem.
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Conservation of Natural Resources

Soil Science, 1950
W EALTH of natural resources is a dominant factor in the American economy. We are a prosperous country primarily because we are a richly endowed country. If we continue to dissipate this natural heritage, if we fail to conserve our land, our forests, our oil and coal and minerals, we shall lose our sources of raw materials and of energy, and shall be ...
GUY-HAROLD SMITH, John Wiley and Sons
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Conservation of Natural Resources