Buses: Exhaust Emissions

(asked on 12th September 2018) - View Source

Question to the Department for Transport:

To ask Her Majesty's Government whether, and to what extent, bus emissions of pollutants have reduced in the last five years; and what reduction in bus emissions they anticipate in the next five years.


Answered by
Baroness Sugg Portrait
Baroness Sugg
This question was answered on 20th September 2018

Figures for buses alone are unavailable. Figures for actual and projected combined bus and coach pollutant emissions are shown in the table, where available.

Year

CO

NOx

PM10

PM2.5

Benzene

1,3-butadine

Lead

SO2

2011

6.52

30.76

0.39

0.39

0.00

0.02

0.00

0.02

2012

6.32

27.69

0.35

0.35

0.00

0.02

0.00

0.02

2013

6.37

26.23

0.32

0.32

0.00

0.02

0.00

0.02

2014

5.89

23.38

0.28

0.28

0.00

0.01

0.00

0.02

2015

5.08

19.44

0.23

0.23

0.00

0.01

0.00

0.02

2016

4.26

14.95

0.18

0.18

0.00

0.01

0.00

0.02

2020

n/a

8.27

n/a

0.10

n/a

n/a

n/a

0.02

Source: Ricardo – AEA/DEFRA (NAEI)

Units: Thousand tonnes

n/a: projections not available

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