Symposium on volcanoes and their roots


  • R. W. Decker


The Department of Geology at Oxford, England, was the excellent host to the Symposium on Volcanoes and Their Roots held on September 7–13, 1969. One hundred and twenty-four papers were presented in sections on Plutonic Nodules, Diamond Pipes, Calderas, Age and Isotope Studies, Tectonic and Structural Controls, Prediction of Volcanic Activity, General Geophysical Aspects, and General Papers. Well over 300 delegates and students attended the meetings.