摇滚是一种有态度的呼吸

Photo | 2012-05-04

At the Greenpeace booth you could find two setups: one with coal-fired power plants shooting out black clouds, the other a wind farm surrounded by white clouds. Solving air pollution, particularly the problem of PM2.5 requires more than just dealing with urban traffic exhaust. Coal-fired energy is also a critical issue.

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