Underground wastewater treatment plants help make Chinese city's water clearer

[beijingwalker]

Drought hit Beijing was saved by trillion dollar South-North water diversion project, the biggest engineering project in the human history.

Beijing now

 

[beijingwalker]

Beijing

 

[beijingwalker]

It's almost like a dream to see how Beijing's water changed from foaming toxic mixture of chemicals and trash into sparkling clean in just 10 years.