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
Ring of Fire (Northern Ontario) Nibinamik First Nation, Aroland First Nation, Long Lake 58 First Nation, Ginoogaming First Nation, Eabametoong First Nation, Mishkeegogamang First Nation, and Constance Lake First Nation for the Matawa First Nations—in talks with the Ontario government about the opening of First Nations lands to the Ring of Fire development. Noront's Eagle's Nest copper and nickel mine and the Black Thor chromite mine of Cliffs Natural Resources would generate wealth and royalties for Ontario, but the mines are in a remote region. They will "require significant development to make them viable". "[D]evelopment that will have a profound effect on the local native