Довольно актуальная тема для жителей Пекина.
Цитата:A young man from Shenzhen has come up with a creative idea to raise social awareness of climate change: He turns smog into building blocks. The man has spent 100 days in Beijing collecting smog and eventually compressed the dust into a “brick”. He plans to advocate these blocks as building materials in Beijing.[рус][eng][中文]