H. A. Becker: Solar and coal energy may supplant, and eventually replace, energy from oil and gas. The prospects for this development, the technology required and the economic conditions are discussed.
R.A. Price: Recent history of mankind viewed from the persepctive of Earth history and geological processes; patterns of growth in mineral production; origin and lifespan of fossil fuel resources.
C. Lafkas: Current and potential demands of man for the common materials of this earth, facts underlining the need for new thinking and decision-making.
G.C. Perlin: The problems of preserving democracy in a society in which decisions require increasingly specialized knowledge, and the maintenance of the principle that citizens ought to be able to participate in making decisions that affect them.