|
Species |
Chemical formula |
Lifetime (years) |
Global Warming Potential (Time Horizon) |
||
|
|
|
|
20 years |
100 years |
500 years |
|
Carbon dioxide |
CO2 |
variable § |
1 |
1 |
1 |
|
Methane * |
CH4 |
12±3 |
56 |
21 |
6.5 |
|
Nitrous oxide |
N2O |
120 |
280 |
310 |
170 |
|
|
|
|
|
|
|
|
HFC-23 |
CHF3 |
264 |
9100 |
11700 |
9800 |
|
HFC-32 |
CH2F2 |
5.6 |
2100 |
650 |
200 |
|
HFC-41 |
CH3F |
3.7 |
490 |
150 |
45 |
|
HFC-43-10mee |
C5H2F10 |
17.1 |
3000 |
1300 |
400 |
|
HFC-125 |
C2HF5 |
32.6 |
4600 |
2800 |
920 |
|
HFC-134 |
C2H2F4 |
10.6 |
2900 |
1000 |
310 |
|
HFC-134a |
CH2FCF3 |
14.6 |
3400 |
1300 |
420 |
|
HFC-152a |
C2H4F2 |
1.5 |
460 |
140 |
42 |
|
HFC-143 |
C2H3F3 |
3.8 |
1000 |
300 |
94 |
|
HFC-143a |
C2H3F3 |
48.3 |
5000 |
3800 |
1400 |
|
HFC-227ea |
C3HF7 |
36.5 |
4300 |
2900 |
950 |
|
HFC-236fa |
C3H2F6 |
209 |
5100 |
6300 |
4700 |
|
HFC-245ca |
C3H3F5 |
6.6 |
1800 |
560 |
170 |
|
Sulphur hexafluoride |
SF6 |
3200 |
16300 |
23900 |
34900 |
|
Perfluoromethane |
CF4 |
50000 |
4400 |
6500 |
10000 |
|
Perfluoroethane |
C2F6 |
10000 |
6200 |
9200 |
14000 |
|
Perfluoropropane |
C3F8 |
2600 |
4800 |
7000 |
10100 |
|
Perfluorobutane |
C4F10 |
2600 |
4800 |
7000 |
10100 |
|
Perfluorocyclobutane |
c-C4F8 |
3200 |
6000 |
8700 |
12700 |
|
Perfluoropentane |
C5F12 |
4100 |
5100 |
7500 |
11000 |
|
Perfluorohexane |
C6F14 |
3200 |
5000 |
7400 |
10700 |
Global Warming Potentials (IPCC Second Assessment Report)