Nitrogen dioxide pollution

Average number of days of moderate or higher air pollution at UK urban sites caused by NO2 pollution

Original acceptability banding |

Revised banding

10

12

14

08

06

04

02

00

0

1

2

3

4

5

Average number of days of moderate or higher air pollution at UK urban sites caused by NO2 pollution

Original acceptability banding | Revised banding

2010

2012

2014

2008

2006

2004

2002

2000

0

1

2

3

4

5

Average number of days of moderate or higher air pollution at UK urban sites caused by NO2 pollution

Original acceptability banding | Revised banding

2010

2012

2014

2008

2006

2004

2002

2000

0

1

2

3

4

5

Average number of days of moderate or higher air pollution at UK urban sites caused by NO2 pollution

Original acceptability banding | Revised banding

2010

2012

2014

2008

2006

2004

2002

2000

0

1

2

3

4

5