Radiative forcing due to long-lived greenhouse gases, Antarctic firn and Cape Grim, 1950–2015
Montreal Protocol and Kyoto Protocol synthetic greenhouse gasesNitrous oxideMethaneCarbon dioxide
19500.8880.880.820.6
19510.8980.890.830.61
19520.9090.90.840.61
19530.920.910.850.62
19540.9510.940.870.63
19550.9620.950.880.64
19560.9830.970.90.65
19570.9950.980.910.66
19581.01610.930.67
19591.0281.010.940.68
19601.0511.030.960.69
19611.0631.040.970.7
19621.0961.070.990.71
19631.111.0810.72
19641.1341.11.020.73
19651.1581.121.040.74
19661.1731.131.050.75
19671.2081.161.080.77
19681.2241.171.090.78
19691.2611.21.120.8
19701.3081.241.150.82
19711.3461.271.180.84
19721.3641.281.190.85
19731.4031.311.220.87
19741.4431.341.250.89
19751.4841.371.270.91
19761.5251.41.30.93
19771.5581.421.320.94
19781.6011.451.350.97
19791.6521.491.391
19801.6951.521.411.02
19811.7241.541.441.04
19821.7661.571.461.05
19831.8061.61.491.08
19841.8671.651.531.11
19851.9091.681.561.13
19861.9411.71.581.15
19871.9841.731.611.17
19882.0381.771.651.21
19892.0811.81.671.22
19902.1241.831.71.25
19912.1641.861.731.27
19922.2031.891.761.3
19932.2181.91.771.31
19942.2521.931.791.33
19952.2951.971.831.36
19962.3171.991.851.38
19972.3382.011.871.4
19982.3892.061.911.44
19992.4312.11.951.47
20002.4522.121.971.49
20012.4732.141.991.51
20022.5142.182.021.54
20032.5452.212.051.57
20042.5772.242.081.6
20052.6082.272.111.63
20062.6292.292.131.65
20072.6712.332.161.68
20082.7032.362.191.71
20092.7242.382.211.73
20102.7662.422.251.76
20112.7982.452.271.78
20122.832.482.31.81
20132.8712.522.341.85
20142.9132.562.371.88
20152.9552.62.411.91