China's largest afforestation project
Three North Shelterbelt is also known as the construction of the "Green Great Wall" activities. In 1979, the state decided to build large-scale shelterbelt projects in the northwest, northern North China, Western Northeast Areas with serious wind sand damage and soil erosion, namely, the "Green Great Wall" with belt, patch and network; the planning scope includes Xinjiang, Qinghai, Ningxia, Inner Mongolia, central and Northern Gansu, Shaanxi, northern Shanxi Bashang area and the western part of Northeast China. In order to lock in the sand and reduce natural disasters.
The construction project of three North Shelterbelt System is a grand project that has great achievements in the present age and benefits for thousands of years. It is not only a major project of ecological environment construction in China, but also an important part of global ecological environment construction. It is known as "the green Great Wall of China" and "the most ecological engineering in the world".