Pollution
Remarkably, this is actually an improvement on last year.
92% of the world’s population are living in areas of poor air quality.
Diseases caused by pollution were responsible for an estimated nine million premature deaths in 2015
'You'll see just how much dust and yucky stuff comes off.'
The pollution poverty penalty: A lack of data keeps the full extent of the problem hidden.
You'd be surprised.
The answer is not as simple as moving out of the city.
71% of local authorities missed their air quality targets in 2017.