The principal impacts of population growth in the U.S. on resource commodity availability and on environmental quality are examined. An overall picture indicates a decrease in scarcity of resources; the U.S. does however rely on foreign sources for some important raw materials such as oil iron ore bauxite copper lead zinc and other metals. A favorable outlook for resource commodities is predicated on several points: continuation of free international trading and investing system of scientific and technological progress translated into economic production and of improvements in plicy. The quality of the environment must be assured at some minimum level to sustain population and economic growth. The major sources of pollution are solid waste the motor vehicle electric energy production and chemical fertilizers. Other environmental quality deterioration includes traffic congestion poor housing noise and failure to protect and properly manage nature parks and wilderness areas. If the gross national product continues to increase at 4% per year 3 of the points will be due to productivity increase. A population-resource-environmental policy is needed to: 1) foster improvements in material and nonmaterial levels of living for all and 2) protect human life and sustain the capacity of the biosphere indefinitely.