One must realize that it takes years for a planted tree to mature and years to clean out a polluted river.

人们必须认识到，一棵树要长大成荫得好几年，一条河要变干净也需要很多年。

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They designed a large building that would clean a polluted river in Jakarta.

VOA: special.2010.03.31

The second was increased news reporting about a river so polluted that it caught on fire.

VOA: special.2010.04.21

Oriental Daily News says villagers attacked a fellow villager in Pailian, Zhejiang, after he had offered an environmental official money to swim in a polluted river.

BBC: China media: Egypt accident anger

The video shows a small river with a yellow hue, allegedly polluted from the discharge of two companies nearby, one of them a suspected Apple supplier.

CNN: Apple rejects China pollution allegations

Situated on the banks of the Ganges River, Varanasi (formerly Benares) is visited by millions of Hindu pilgrims each year, most coming to cremate a deceased loved one and bathe themselves in the river's horrifically polluted but extremely holy waters.

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