Ring of Fire in 1929; a magnitude 8.1 in 1949 (Canada's largest recorded earthquake); and a magnitude 7.4 in 1970. The Ring of Fire is a direct result of plate tectonics: the movement and collisions of lithospheric plates. The eastern section of the ring is the result of the Nazca Plate and the Cocos Plate being subducted beneath the westward-moving South American Plate. The Cocos Plate is being subducted beneath the Caribbean Plate, in Central America. A portion of the Pacific Plate and the small Juan de Fuca Plate are being subducted beneath the North American Plate. Along the northern portion, the northwestward-moving
How Deep Is the Ocean? 1932. In the 1940s Alfredo Antonini and his orchestra collaborated with Victoria Cordova and John Serry Sr. to record the song for Muzak. Dutch composer Pierre Courbois wrote a song based on the chords of "How Deep Is The Ocean" called "OPAQUE" and recorded it on CD. How Deep Is the Ocean? "How Deep Is the Ocean " is a popular song written by Irving Berlin in 1932. The song was developed from an earlier Berlin song "To My Mammy" which was sung by Al Jolson in his film "Mammy" (1930). In the earlier song, the lyrics include the questions