Ring of Fire volcanic eruptions of the last 11,700 years occurred at volcanoes in the Ring of Fire. The Ring of Fire is a direct result of plate tectonics: the movement and collisions of lithospheric plates, especially subduction in the northern portion. The southern portion is more complex, with a number of smaller tectonic plates in collision with the Pacific plate from the Mariana Islands, the Philippines, Bougainville, Tonga, and New Zealand. The presence of a belt of volcanic activity surrounding the Pacific Ocean was observed in the 19th century. "They [the Japanese Islands] are in the line of that immense circle of
Ring of Fire (Northern Ontario) May 2011, Matawa Chiefs and their communities called for a Joint Environmental Assessment (EA) Review Panel. On October 13, 2011, the Canadian Environmental Assessment Agency (CEAA) proceeded with a Comprehensive Study Environmental Assessment that favours the mining industry without First Nations participation. On October 20, 2011, Matawa First Nations removed its support for the Ring of Fire development unless the federal government agreed to a joint review panel Environmental Assessment process that would allow First Nations communities in the area to have a voice in the assessment. On June 12, 2012, Webequie First Nation Chief Cornelius Wabasse and Minister of