A general view shows Yintai Centre buildings, with their red light on top turned off, during Earth Hour in Beijing’s central business district

A general view shows Yintai Centre buildings, with their red light on top turned off, during Earth Hour in Beijing’s central business district

A general view shows Yintai Centre buildings, with their red light on top turned off, during Earth Hour in Beijing’s central business district, March 28, 2015. Lights around the world are switched off to mark Earth Hour to raise awareness about energy consumption. Picture taken with fish eye lens. REUTERS/Kim Kyung-Hoon