Picture from magazine La Chine, 1978 no 1, 人民画报1978年第1期总355期法文版
This picture taken in 1977 in Hubei province shows the at the time recently built hydraulic construction. China has always used irrigation systems to improve agriculture. Nowadays water supplies start to run out. In the north of China many rivers have run dry.
Environmental awareness is one of the issues the Chinese government strongly focuses on at the moment. All kinds of measures are taken to improve environmental conditions. In Beijing for in stance, cars with even numbers alternate days with cars with uneven numbers in the streets. In the Shanghai Expo we also find lots of examples, like these benches of recycled material.