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: An Indonesian Odyssey Ring of Fire: An Indonesian Odyssey The Ring of Fire: An Indonesian Odyssey is a series of five documentary films following the decade-long Wanderjahr of the filmmaker/sibling partnership Lorne and Lawrence Blair. With financing from investors including the BBC and Ringo Starr, the Blair Brothers arrived in Indonesia from England in 1972. Then the Indonesian archipelago offered isolation for neolithic cultures and their indigenous beliefs. The Blair Brothers spent over two decades documenting the relationships of island ecology and their peoples. One result of the Blair's work was a PBS-distributed multi-media package- an oversized picture book, alongside the Emmy-nominated BBC/PBS