Caohai Lake in China's Guizhou recovers original size

Photo taken on June 20, 2019 shows scenery at Caohai National Nature Reserve in Weining county, Southwest China's Guizhou province. Caohai Lake, a major wetland in Southwest China and an important wintering place for black-necked cranes, has recovered its original size. The lake once shrank sharply due to pollution and farming practices. [Photo by Tao Liang/xinhuanet.com]

Aerial photo taken on June 19, 2019 shows scenery at Caohai National Nature Reserve in Weining county, Southwest China's Guizhou province. [Photo by Tao Liang/xinhuanet.com]

Aerial photo taken on June 20, 2019 shows scenery at Caohai National Nature Reserve in Weining county, Southwest China's Guizhou province. [Photo by Tao Liang/xinhuanet.com]