Related by context. Frequent words. (Click for all words.) 74 Tonle Sap 52 Mekong river 50 Omo River 50 Amu Darya 49 Brahmaputra River 48 Poyang Lake 48 river basin 47 Mekong 47 Amur River 46 rivers 46 Xijiang River 46 wetland ecosystems 46 Zambezi river 46 glacial lakes 45 - Cash [019] 45 Xishuangbanna 45 River Chenab 45 Turag 45 Yangtze 45 tributary 45 Brahmaputra 45 headwater 45 Sutlej river 44 Bosphorus Strait 44 Dongting Lake 44 Gandak 44 Brahmaputra river 44 deltaic 44 Yangtze river 44 Chao Phraya river 44 Salween 43 freshwater 43 Outflow 43 Fryingpan River 43 tributary streams 43 freshwater lake 43 Yangtze River basin 42 Subarnarekha 42 Ngorongoro Crater 42 Zambezi River 42 Jinsha 42 industrial effluents 42 flows 42 Chao Phraya 42 Tawi 42 - Cash [003] 42 Huai River 42 Salween River 42 Mekong River 42 tributaries 41 Taihu Lake 41 river 41 toxic benzene 41 river deltas 41 river Jhelum 41 Bohai Sea 41 Huay 41 delta 41 Indus river 41 Yangtze River 41 Chao Phraya River 41 Indus River 41 glacial melt 41 Okavango Delta 41 Mekong delta 40 Aral Sea 40 Lake Turkana 40 Tiger Leaping Gorge 40 Qinghai Tibet Plateau 40 river basins 40 Huaihe River 40 Tungabhadra 40 Bagmati 40 coulees 40 Three Gorges reservoir 40 river Ganges 40 river valleys 40 inward FDI 40 deltas 40 Nile Perch 40 aqueous humor 40 Skeena River 40 Karakoram Highway 40 - Cash [013] 40 Tibetan Plateau 40 Mahanadi river 40 freshwater marshes 40 aquatic ecosystem 39 Nagarjunasagar 39 basin 39 Gauley River 39 Bahr al 39 Irrawaddy dolphins 39 Yalu 39 hydropower dam 39 inflow 39 waterway 39 Xinjiang Province 39 outflow 39 Yuan Dynasty 39 Mahanadi