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Published October 4, 1974 | public
Journal Article

Earthquakes and the Rotation of the Earth


A correlation exists between long-term variations in the length of the day, Chandler wobble amplitudes, and global seismic activity. These variations may be partially due to climatic changes and ultimately to explosive volcanic activity.

Additional Information

© 1974 American Association for the Advancement of Science. Received 29 April 1974; revised 27 June 1974. Contribution No. 2479, Division of Geological and Planetary Sciences, California Institute of Technology. Supported by USGS contract 14-08-0001-14142 and a grant from the Standard Oil Co. of California. I thank Hiroo Kanamori for many helpful discussions and K. Lambeck for an important preprint.

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