Vietnam’s Mekong Delta, at the end of the world’s twelfth longest river, as seen by Envisat during a rare almost cloudless day.
Arising in the Himalayas, the Mekong River flows through the territory of six nations on its 4000-kilometre journey to the South China Sea: China, Myanmar (Burma), Laos, Thailand, Cambodia and Vietnam. Its waters are estimated to support around 90 million people in total.
Full story
http://www.esa.int/esaEO/SEMFNY5TI8E_index_0.html