While the scientific community initiated the next round of the technological revolution to reduce industry-linked pollution, China emerged as a major global manufacturing hub in the 1990s. To reduce pollution, China took stringent measures, shutting down coal-fired power plants, restricting vehicular traffic and using natural gas for heating to control emissions in 2013. Within five years, the pollution level dropped by more than 40 percent in more than 74 cities nationwide. #BeijingExpo #Hortic