抗雾

The national environmental authority has launched a new plan that targets Beijing, Tianjin and four neighboring cities with tough restrictions in an effort to curb severe smog in the northern region.The six core cities w

抗雾霾:巴黎汽车单双号公交免费Smog-choked Paris forces half city's cars off the road to fight air pollutionPublic transport was free in Paris on Monday and half of the city's cars were forced off the road in a bid to figh