Editing Transport in the United Kingdom (section)

===Greenhouse gas emissions===
A critical issue for the transport sector is its contribution to climate change emissions. Transport became the largest sector of greenhouse gas emissions in 2016.<ref name="Department for Transport">{{cite web |last1=Department for Transport |title=Creating the transport decarbonisation plan |url=https://www.gov.uk/government/publications/creating-the-transport-decarbonisation-plan |publisher=Department for Transport |access-date=2021-04-13}}</ref> Since 1990 carbon dioxide emissions from transport in the UK have reduced by just 4% compared with an economy-wide reduction of 43%.<ref name="Department for Transport"/> Emissions from surface transport accounted for 22% of carbon dioxide emissions in the UK in 2019 with cars being responsible for over half of that.<ref>{{cite web |title=The Sixth Carbon Budget: Surface Transport |url=https://www.theccc.org.uk/wp-content/uploads/2020/12/Sector-summary-Surface-transport.pdf |publisher=Committee on Climate Change |access-date=2021-04-13}}</ref> The [[Climate Change Committee]] has suggested that transport will need to cut its emissions to zero by a mix of demand reduction, the adoption of more efficient combustion engine vehicles, changing to non-car based modes and electrification of the fleet.<ref>{{cite web |title=The Sixth Carbon Budget: Surface Transport |url=https://www.theccc.org.uk/wp-content/uploads/2020/12/Sector-summary-Surface-transport.pdf |publisher=Committee on Climate Change |access-date=2021-04-13}}</ref>