China Now Has the 'World's Biggest Air Purifier' and It May Actually Work

The air quality in northwestern China’s Shaanxi Province improved significantly after researchers initiated testing of a massive experimental tower, dubbed by its operators as the “World’s Biggest Air Purifier.”

Schools in China begin installing greenhouse-like anti-smog domes

Several schools in northern China are installing huge domes where children can play and exercise during recess to protect them from the smog outside.