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 (song) song #27 on its list of the 100 greatest country songs of all time. The song was recorded on March 25, 1963, and became one of the biggest hits of Cash's career, staying at number one on the country chart for seven weeks. It was certified Gold on January 21, 2010, by the RIAA and has also sold over 1.2 million digital downloads. Although "Ring of Fire" sounds ominous, the term refers to falling in love – which is what June Carter was experiencing with Johnny Cash at the time. Some sources claim that Carter had seen the phrase "Love