Scientists do not comforting monitoring against densely populated Shanghai, Bangkok and Dhaka. The thing is, roughly, after a few decades they can be completely washed away due to rising sea levels. Sad news was announced by the doctor Mushasha Institute of Oceanography Liviu Giosan. He stated that every day, increasing the sea level can kill the Delta of the Yangtze river, Chao Phraya and the Ganges. In addition, the Delta is formed by river sediments plain, cut by a network of hoses and ducts can be completely submerged within a few decades. Prevent maintaining coast rivers in the right condition and treatment of the building. They lead to a reduction in the size of sand and silt, says Science Daily. Previously, researchers were informed that a large part of the Pacific coast of Japan, may be flooded by the tsunami. In the event of an earthquake of a magnitude of 9.0 may occur tidal wave-killer height of 34 meters, which will literally wash away the country from the face of the earth. According to reliable information expert seismologists, a large part of the Pacific coast powers may be flooded by the tsunami, according to business newspaper "Vzglyad". Convened by the government Commission of experts have calculated that in the event of an earthquake of magnitude 9.0 in the area of the Nankai trough, which runs to the East of the main Japanese island of Honshu and stretches to the southern island of Kyushu, you may receive a tidal wave of killer height up to 34 meters.