Different types of earthquakes are described and the ability of seismologists to predict when and where earthquakes will happen is discussed. The reputation seismologists have in regard to predictive ability based on public opinion and the news media is discussed. (KR)

Discussed is the physicists' impact on the revolution in the earth sciences particularly involving the overthrow of the fixist notions in geology. Topics discussed include the mobile earth, the route to plate tectonics, radiometric dating, the earth's magnetic field, ocean floor spreading plate boundaries, infiltration of physics into geology and…

Various research studies designed to enhance knowledge about the earth's core are discussed. Areas addressed include: (1) the discovery of the earth's core; (2) experimental approaches used in studying the earth's core (including shock-wave experiments and experiments at high static pressures), the search for the core's light elements, the…

Reports the results of a study of the communication patterns of geophysicists in India, with emphasis on the role of foreign journals. The results are analyzed in terms of information transfer (publication) and information use (citation). (CLB)

Examines energy production, utilization, and resources within a three-phase framework of human history: (1) small human population and low energy utilization; (2) exponential growth and exploitation of fossil fuels; and (3) a return to a steady state of energy utilization. (SK)