Water Civilization: From Yangtze to Khmer Civilizations comprises three major topics: 1) Discovery of the origin of rice agriculture and the Yangtze River civilization in southern China was mainly based on investigation of the Chengtoushan archaeological site, the earliest urban settlement in East Asia. The origin of rice cultivation can be traced back to 10000 BC, with urban settlement starting at about 6000 BP; 2) The Yangtze River civilization collapsed around 4200 BP. Palaeoenvironmental studies including analyses of annually laminated sediments in East and Southeast Asia...