Beijing is shrouded under a toxic haze again, as the city enters the fourth and final day of its ‘red alert’. The measures are aimed at trying to curb the city’s notorious smog. More and more Chinese people are now taking precautions against the air pollution.
Beijing resident Li Tianqin, has a three-year-old daughter and has tried many ways to protect her family, including buying a can of fresh air imported from Canada’s Rocky Mountains.

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