A discussion is presented of future global energy supply and demand problems and two benchmark scenarios showing that time will be the limiting constraint in adapting the energy supply infrastructure to changing resource availability. (Author/SA).

Future trends in population are described as they relate to developed and developing nations. It is suggested that for the next 20 years there will be a decrease in population growth rates for all areas of the world except Africa. (Author/SA)

Presents the viewpoint that science and technology are an integral part of international development and that governments in the developed countries should invest money in science and technology in the Third World for the mutual benefit of all. (Author/CS)

Needs are expressed for the alleviation of world hunger and poverty including the accelerated development and application in each low-income country of a broad spectrum of technologies based on advances in the sciences. Emphasis is on agriculture, transportation and communications systems, and power grids. (Author/SA)