Table 3.

Impact of different factors on carbon emissions in Qinghai Province, 2005–2020 (Unit: 10⁴ tons).

Time period	Carbon emission coefficient	Energy consumption structure	energy intensity	Industrial structure effect	Economic activity scale	Population scale	Total
2005–2006	43.13	− 17.91	− 54.67	− 66.07	29.54	16.13	− 49.85
2006–2007	31.25	89.06	− 24	25.92	43.48	15.53	181.23
2007–2008	− 92.37	− 34.58	− 32.77	− 39.68	51.07	11.69	− 136.63
2008–2009	− 34.51	− 5.3	42.28	88.19	14.59	13.68	118.93
2009–2010	34.79	− 47.28	− 28.95	− 52.19	50.31	29.64	− 13.68
2010–2011	− 13.21	− 4.31	− 20.99	− 24.88	51.27	24.72	12.6
2011–2012	32.9	19.66	− 31.06	38.6	32.08	28.98	121.17
2012–2013	73.32	− 23.99	− 12.18	− 0.12	38.12	29.06	104.21
2013–2014	− 64.39	120.52	− 69.92	32.45	55.31	37.61	111.59
2014–2015	5.06	60.11	− 21.6	18.39	− 30.91	34.69	65.74
2015–2016	− 98.14	87.84	− 49.73	68.6	44.72	35	88.3
2016–2017	− 115.46	− 26.48	271.56	− 23.84	32.33	34.24	172.35
2017–2018	− 16.95	− 27.65	293.74	− 250.88	40.21	34.53	73
2018–2019	33.69	− 28	− 42.91	59.74	25.33	32.59	80.43
2019–2020	− 4.1	− 81.04	− 176.44	− 32.16	77.66	13.77	− 202.3
Total	− 184.97	80.64	42.37	− 157.92	555.12	391.86	727.1
Proportion	− 0.25	0.11	0.06	− 0.22	0.76	0.54	1