China's step back on pollution promises means smog is 10 times worse than London
In parts of China, you can’t just see the smog, you can smell it and taste it.
In parts of China, you can’t just see the smog, you can smell it and taste it.
A study also found if could stunt children’s lung development.
In a major urban study, levels rose from around 20 micrograms/m3 during the day to 80 micrograms/m3 just before 11pm.