Beijing was shrouded in heavy smog on Thursday with AQI climbing to "very unhealthy" levels of 215, a rare spike in pollution in the Chinese capital after years of expensive cleaning up. China's ...
Add Yahoo as a preferred source to see more of our stories on Google. In the past weeks, many parts of Delhi recorded an air quality index (AQI) well over 400 – a level considered “severe” under ...
Beijing was shrouded in heavy smog on Thursday with AQI climbing to “very unhealthy” levels of 215, a rare spike in pollution in the Chinese capital after years of expensive cleaning up. China’s ...