Table 1
Pollutant	Unit	2021 Emission	%*
GHG	kt CO2e	1850.60	4.1
CO2	kt	1538.28	4.9
CH4	kt	0.12	0.03
N2O	kt	0.07	0.4
HFC	kt CO2e	275.18	100.0
PFC	kt CO2e	0.01	100.0
SF6	kt CO2e	15.03	100.0
SO2	kt	0.95	11.1
NOx	kt	0.07	0.1
NMVOC	kt	33.09	31.0
CO	kt	3.67	1.9
NH3	kt	0.41	0.6
TSP	kt	7.11	8.4
PM10	kt	2.77	12.4
PM2.5	kt	0.75	6.3
BC	t	9.73	0.55
As	t	0.10	33.9
Cd	t	0.02	3.5
Cr	t	0.19	11.7
Cu	t	2.36	3.7
Hg	t	0.01	2.7
Ni	t	0.19	6.3
Pb	t	1.93	13.2
Se	t	0.04	8.1
Zn	t	2.31	3.6
HCB	kg	0.01	0.3
PCDD/F	g	0.22	0.7
PCB	kg	0.06	14.9
* of national total emission.
Updated:	03-03-2023