Editor's Note:
Wetlands, known as the "kidneys of the earth", are a common sight across our vast planet. They are home to bountiful plant and animal life, and are considered the most biologically diverse of all ecosystems. Here is a look at some of China’s most impressive wetlands. Photos: CFP
Bayanbulak Wetland, known as "China's swan nature reserve", lies in Northwest China's Xinjiang Uyghur Autonomous Region, with its name meaning "prosperous spring" in Mongolian. April to September is the best period to visit this scenic spot. Photo: CFP 
Ruoergai Grassland, one of the world’s largest grasslands, lies in Southwest China’s Sichuan Province. The nature reserve is home to many species of crane, eagle and vulture, and is best visited from June to September. Photo: CFP 
Known as China’s largest red-crowned crane habitat, Zhalong Wetland Nature Reserve lies in Northeast China’s Heilongjiang Province. The reserve gets its name from the Mongolian word for "sheep" or "cattle pen", and it is best visited from June to September. Photo: CFP 
Liaohe River Delta Wetland lies in Northeast China's Liaoning Province. Its weeds turn a stunning red during the autumn months, as if draping a red carpet over the water’s surface. March to April and October to November are the best periods to visit Liaohe River Delta Wetland. Photo: CFP 
Huanghe Delta Wetland, China's largest coastland forest, is known as an "international airport for birds". The wetland lies in East China's Shandong Province, and is best visited from June to September. Photo: CFP 
Sanjiang Plain Wetland lies in Northeast China's Heilongjiang Province. It stands as the largest freshwater wetland in China, and is best visited from June to September. Photo: CFP 
Xixi National Wetland Park lies in Hangzhou, East China's Zhejiang Province, and covers an area of 3.46 square kilometers. The park features abundant natural resources and beautiful landscapes, and is best visited from April to October. Photo: CFP 
Xinghu Wetland Park lies in Zhaoqing, South China's Guangdong Province. The park is the nation's first nature reserve, and is best visited between April and October. Photo: CFP 
Longwan National Nature Reserve lies in Huinan county of Northeast China's Jilin Province. The reserve is home to the Sanjiaolongwan and Dalongwan volcanic crater lakes, and is best visited in May and October. Photo: CFP
