How big is the pollution in China?

Campaign group says last year saw small improvements overall despite drop in Beijing smog levels and warns of rising risk from ozone pollution. read more

And when the pollution level gets way too high, we were even prohibited from going out door during recess time. But I guess when you ask how big, and for satellite images, I guess you are asking for the geographic extend of it. Well I'm not particularly sure about the details on that. But really the whole entire China is ravaged by this problem. read more

After record-high air pollution in northern China in 2012 and 2013, the State Council issued an Action Plan for the Prevention and Control of Air Pollution in September 2013. This plan aims to reduce PM2.5 by over 10% from 2012 to 2017. read more

Some big, polluted cities, like Guigang, are using mist cannons, which shoot into the air a spray that disperses smog particles. And China has launched a $7.6 billion fund to combat air pollution. IBM has been testing a system called Green Horizons, which uses artificial intelligence that can predict how bad pollution will be in Beijing 10 days in advance. read more