Take a look at these amazing wetlands in wild China - CGTN

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The World Wetlands Day falls on February 2. China is ranked fourth in the world in wetland surfaces and the total surface of its wetlands accounts for 10 percent of the world's total. It enjoys 57 wetlands of international importance for now, including the Bird Island and Dongting Lake, to name only a few.

The Bird Island in Qinghai Lake is the breeding ground for extremely rare black-necked cranes and other birds. /VCG Photo

The Bird Island in Qinghai Lake is the breeding ground for extremely rare black-necked cranes and other birds. /VCG Photo

Zhenbaodao Wetland National Nature Reserve in northeast China's Heilongjiang Province mainly comprises marshes and island-shaped forests. /VCG Photo

Zhenbaodao Wetland National Nature Reserve in northeast China's Heilongjiang Province mainly comprises marshes and island-shaped forests. /VCG Photo

The Hawu'er River in north China's Inner Mongolia Autonomous Region is known as the most meandering stream. /VCG Photo

The Hawu'er River in north China's Inner Mongolia Autonomous Region is known as the most meandering stream. /VCG Photo

Du'an Chengjiang National Wetland Park in south China's Guangxi Zhuang Autonomous Region is home to Ottelia acuminata, a plant that can only live in clear water. /VCG Photo

Du'an Chengjiang National Wetland Park in south China's Guangxi Zhuang Autonomous Region is home to Ottelia acuminata, a plant that can only live in clear water. /VCG Photo

Napahai Wetland Park in southwest China's Yunnan Province is the winter home for black-necked cranes and other birds. /VCG Photo

Napahai Wetland Park in southwest China's Yunnan Province is the winter home for black-necked cranes and other birds. /VCG Photo

The West Lake Wetland Park is the largest wetland ecosystem in Tongling City, Anhui Province, eastern China. /VCG Photo

The West Lake Wetland Park is the largest wetland ecosystem in Tongling City, Anhui Province, eastern China. /VCG Photo

The Ancient Yellow River Wetland Park in Huai'an City, east China's Jiangsu Province. /VCG Photo

The Ancient Yellow River Wetland Park in Huai'an City, east China's Jiangsu Province. /VCG Photo

,Tianquan Lake Wetland Park in Huai'an City, Jiangsu Province, eastern China. /VCG Photo

,Tianquan Lake Wetland Park in Huai'an City, Jiangsu Province, eastern China. /VCG Photo

The Redwood Wetland in Xuancheng City, Anhui Province, eastern China. /VCG Photo

The Redwood Wetland in Xuancheng City, Anhui Province, eastern China. /VCG Photo

The Gouxi River Wetland in Nanchong City, Sichuan Province, southwestern China. /VCG Photo

The Gouxi River Wetland in Nanchong City, Sichuan Province, southwestern China. /VCG Photo

Wetlands are essential for the earth's ecology in maintaining biodiversity, controlling floods, and the removal of pollutants. These wetland areas are also favorable homes for birds and other wild lives.