ナショナルジオグラフィックのインスタグラム(natgeo) - 4月18日 23時13分

Photo by @dguttenfelder David Guttenfelder. The 958-foot-tall Xiaowan Dam is the world's third tallest and just one in a cascade of dams now competed, under construction, or planned on the main stem of the Mekong (Lancang) River. Please take a look at our new story "Harnessing the Mekong or Killing It?" in the May issue of National Geographic by photographer @dguttenfelder, writer @rhymeswithmyhouse and photo editor @roseleen.

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