Marie-Jose Nadeau, Chair of the World Energy Council delivers a speech at the 23rd World Energy Congress in Turkey's Istanbul, on Oct. 10, 2016. (Xinhua/He Canling)
Marie-Jose Nadeau, Chair of the World Energy Council delivers a speech at the 23rd World Energy Congress in Turkey's Istanbul, on Oct. 10, 2016. (Xinhua/He Canling)