2004 Indian Ocean earthquake and tsunami and a network of sensors is needed to detect it. Setting up the communications infrastructure to issue timely warnings is an even bigger problem, particularly in a relatively impoverished part of the world. Tsunamis are more frequent in the Pacific Ocean than in other oceans because of earthquakes in the "Ring of Fire". Although the extreme western edge of the Ring of Fire extends into the Indian Ocean (the point where the earthquake struck), no warning system exists in that ocean. Tsunamis there are relatively rare despite earthquakes being relatively frequent in Indonesia. The last major tsunami was caused by
Ring of Fire (Northern Ontario) a former Ontario Geological Survey geologist, hopes the federal government will consider Tetra Tech's findings. Cliffs Natural Resources is seeking an easement through Ontario's Mining and Landings Commissioner on the KWG corridor to build their access road. There was controversy over whether the province of Ontario, could afford a CAD$2.25 billion road the Trans-Canada Highway near Kenora to the Ring of Fire. In 2017, the provincial government of Ontario pledged support for the construction of a road that would connect the Ring of Fire, and the Nibinamik and Webequie First Nations, to Ontario Highway 599 at Pickle Lake. In 2011,