Gas type | Chemical Formula | MW (g·gmol−1) | Ambient1 concentration (ppm) | Lifetime (years) | GWP | Absorption band (cm−1) | Radiative Efficiency (W·m−2·ppb−1) | |
Central | Band interval | |||||||
Carbon dioxide | CO2 | 44.01 | ~379 | 5 - 200 | 1 | 2526 | 2000 - 2400 | 1.4 × 10−5 |
Methane | CH4 | 16.04 | ~1.7 | 12 | 25 | 3030 | 2500 - 3200 | 3.7 × 10−4 |
Nitrous Oxide | N2O | 44.01 | ~0.3 | 114 | 310 | 2222 | 2100 - 2300 | 3.03 × 10−3 |