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IX. POPULATION AND THE FOOD SUPPLY
The World Population
Population Movements
Resources and the Standard of Living
The Cause of Migrations
The Problem Defined
Malthus
East's Summary of the Present Situation
The Situation in the United States
Our Food Supply
Per Capita Food Production
Food Exports and Imports
Forest Resources
Forest Destruction
Plant Breeding
Metal Supplies
Indefinite Increase of Population Impossible
The Birth Rate
Is There a Solution?
PART III
MAN TRIES TO UNDERSTAND
X. THE ASCENT OF MAN
The Infinite Variety of Living Things
Man Asks Why?
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