Ring of Fire world's 25 largest volcanic eruptions of the last 11,700 years occurred at volcanoes in the Ring of Fire. The famous and very active San Andreas Fault zone of California is a transform fault which offsets a portion of the East Pacific Rise under the southwestern United States and Mexico; the motion of the fault generates numerous small earthquakes, at multiple times a day, most of which are too small to be felt. The active Queen Charlotte Fault on the west coast of the Haida Gwaii, British Columbia, has generated three large earthquakes during the 20th century: a magnitude 7 event
Ring of Fire (radio program) as The Ring of Fire Network, and began focusing heavily on Progressive political content. Numerous hosts now appear on the show, including Papantonio, Kennedy, Thom Hartmann, Ed Schultz, Abby Martin, Laura Flanders, Seder, David Pakman, Lee Camp, Mike Malloy, Benjamin Dixon & Cousins. Many of the members of this network are also veteran personalities for other networks, including Free Speech TV, RT and TeleSUR. Also in 2015, the show began a separate site called Drug Safety News for the "specific purpose of highlighting political maneuvers the pharmaceutical industry is taking to influence government decisions, and to expose the dangers and