Environment

Source: DfT.

Source: DfT.

Source: DfT.

Source: DfT.

PiG = Plug in Grant

Source: DfT.

GB greenhouse gas emissions by transport mode (millions of tonnes of CO₂ equivalent) 2010-2021

Type	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021
Cars and taxis	70.25	69.50	69.23	68.06	68.31	68.84	69.79	69.70	68.47	68.90	51.80	56.90
Heavy goods vehicles	18.55	18.10	18.16	18.27	18.79	19.81	20.52	20.78	20.73	19.70	18.60	21.40
Light vans	16.08	16.18	16.36	16.57	17.30	18.15	19.28	19.50	19.43	17.70	16.00	18.20
Buses and coaches	4.31	3.97	3.79	3.85	3.83	3.71	3.52	3.36	3.17	3.10	2.20	2.50
Motorcycles & mopeds	0.55	0.55	0.53	0.50	0.52	0.52	0.53	0.53	0.52	0.50	0.40	0.50
Other road transport emissions	0.69	0.66	0.64	0.66	0.65	0.61	0.59	0.58	0.61	0.70	0.60	0.60
Rail	2.01	1.98	2.05	2.02	2.05	2.04	2.02	1.99	1.79	1.90	1.40	0.00
Domestic aviation	1.85	1.76	1.68	1.71	1.57	1.58	1.49	1.59	1.50	1.40	0.60	0.70
Domestic shipping	6.87	6.46	5.97	5.57	5.79	6.05	6.04	5.91	5.93	6.00	5.30	5.30
Other	3.36	3.23	3.00	2.78	2.53	2.19	2.12	2.18	2.22	2.30	2.00	1.70
Total	124.52	122.39	121.41	119.99	121.34	123.50	125.90	126.12	124.37	122.20	98.90	111.70

Source: DfT.

CO₂ emissions from vehicles in GB dropped by 11.5% in 2021 from the high recorded in 2017.