I'll Be Angry Again

The artwork is designed by Chinese artists, and it can read the concentration of PM2.5 particulates in local area through real-time network and show it by corresponding colors.

They want to stimulate the public to be concerned about the increasingly severe environmental problems and visitors can lower the concentration of PM2.5 particulates by blowing the windmill blades.

The artwork is designed by Chinese artists, which can read the concentration of PM2.5 particulates in local area through real-time network and show it by corresponding colors. [Photo provided to chinadaily.com.cn]