A power plant pollutes the air over Changchun, in northeastern Jilin province. The health and environmental costs of coal use add up to HK$330 per tonne. Photo: AFP

670,000 smog-related deaths a year: the cost of China's reliance on coal

Smog killed 670,000 people in 2012, says mainland study on pollution

TOP PICKS

A power plant pollutes the air over Changchun, in northeastern Jilin province. The health and environmental costs of coal use add up to HK$330 per tonne. Photo: AFP
READ FULL ARTICLE