How polluted is the Pearl River?
How polluted is the Pearl River? Consequently, the Pearl River, China's third longest river, became highly polluted, with many of its tributaries worse than the lowest national surface water quality standard (Class V[1]), and unfit as a drinking water source.
Which is the fifth most polluted river in the world?
Today, the Ganges is considered to be the fifth-most polluted river in the world. An Indian photographer has noted that no one in India spoke of the Ganges as being polluted until the late 1970s. However, pollution had been an old and continuous process in the river by the time people were finally acknowledging it.
Is the Pearl River Delta polluted?
The Pearl River Delta area has been identified as possibly the biggest pollution hot spot in East Asia, with major impacts spilling over into the South China Sea.
What is the problem with the Pearl River Delta?
In addition to urban floods, the PRD also faces saltwater intrusion near the river mouth of the Pear River. This has been a threat to the water security of nearby cities, in particular Zhongshan, Zhuhai and Macau.