Baoding's factories produce solar panels and wind turbines. The city wants to build its eco-friendly brand. But pollution is just getting worse.
Germany is reportedly mulling plans for fare-free public transport. But to reduce pollution, it might be better off investing in improved services and penalizing car use, expert Oded Cats explains.
Although air quality improved across China in 2017, in cities like Beijing, pollution masks aren't going out of style just yet.
Plans to rapidly cut coal use in China have been halted after households were left without heat. But air quality appears to have improved, despite the setback.
The Indian capital is covered in a blanket of thick smog as the concentration of harmful particulate matter in the air reached hazardous levels. Local officials have asked schools to remain shut until Sunday.
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