China to expand, rehab 4th biggest lake

HOHHOT: China's fourth-largest freshwater lake in the northern Inner Mongolia Autonomous Region has seen its water area further expand, its wetland ecology recovers and biodiversity improves, thanks to a beefed-up conservation efforts over the years.

The water area of the Hulun Lake, also known as the "kidney of the grassland," expanded by 186.9 square kilometers to 2,237.5 sq km in 2021, said the Hulun Lake National Nature Reserve Administration in the city of Hulun Buir.