Coverage: United Kingdom, except motor vehicle kms (Great Britain)
Source: DfT, ONS, NETCEN
- Between 1970 and 2002, road traffic increased by 142 per cent and GDP by 107 per cent. Carbon dioxide emissions attributable to road transport had increased by 130 per cent by 2001.
- Both nitrogen oxides (NOx) and particulate (PM10) emissions attributable to road transport have decreased since the late 1980s. In 2001, NOx emissions were still 7 per cent above their 1970 level but PM10 were 8 per cent below thier 1970 level.