Hong Kong Will Ban High-Polluting Vehicles to Fight Smog

Hong Kong Will Ban High-Polluting Vehicles to Fight Smog

Aaron Tam/AFP/Getty Images

Double-decker buses are parked at a bus depot in Hong Kong. Failure to force aging buses and trucks off Hong Kong’s streets is a key cause of pollution that results in more than 3,000 premature deaths a year, according to Civic Exchange.