Earthquake Hazards Act : hearing before the Subcommittee on Oceans and Atmosphere of the Committee on Commerce, United States Senate, Ninety-second Congress, second session on S. 3173, to provide a sound physical basis and an operational system for predicting damaging earthquakes in heavily populated areas of California and Nevada : S. 3392, to amend the National Science Foundation Act of 1950 so as to provide for a program relating to earthquakes : S. 3584, to provide for a comprehensive national program of earthquake monitoring, research and engineering in order to reduce loss of life and property; to provide for studies leading to earthquake prediction and control; and for other purposes, May 16, 1972.