------------------------------------------------------------------------------------------------------- Forcing by 14 Gases Controlled by the Montreal Protocol (W/m2) ------------------------------------------------------------------------------------------------------- IPCC WG1 AR5 (2013) --------------------------------------------------------------------------------- --------------------- HCFC HCFC Year CFC-11 CFC-12 HCFC22 CFC113 CH3CCl3 CCl4 -141b -142b H-1211 H-1301 CH3Br CFC114 CFC115 HCFC123 F/ppb .264 .323 .21 .30 .06 .17 .16 .19 .29 .30 .004 .31 .20 .15 ------------------------------------------------------------------------------------------------------- 1930 .0000 .0000 .0000 .0000 .0000 .0005 .0000 .0000 .0000 .0000 .0000 .0000 .0000 .0000 1935 .0000 .0000 .0000 .0000 .0000 .0010 .0000 .0000 .0000 .0000 .0000 .0000 .0000 .0000 1940 .0000 .0000 .0000 .0000 .0000 .0019 .0000 .0000 .0000 .0000 .0000 .0000 .0000 .0000 1945 .0000 .0000 .0000 .0000 .0000 .0034 .0000 .0000 .0000 .0000 .0000 .0000 .0000 .0000 1950 .0000 .0000 .0000 .0000 .0000 .0049 .0000 .0000 .0000 .0000 .0000 .0000 .0000 .0000 1955 .0000 .0000 .0000 .0000 .0000 .0058 .0000 .0000 .0000 .0000 .0000 .0000 .0000 .0000 1960 .0025 .0095 .0004 .0006 .0001 .0089 .0000 .0000 .0000 .0000 .0000 .0012 .0000 .0000 1965 .0062 .0190 .0010 .0009 .0003 .0109 .0000 .0000 .0000 .0000 .0000 .0016 .0000 .0000 1970 .0139 .0369 .0025 .0016 .0010 .0129 .0000 .0000 .0000 .0000 .0000 .0020 .0000 .0000 1975 .0280 .0656 .0050 .0031 .0024 .0145 .0000 .0000 .0000 .0000 .0000 .0026 .0001 .0000 1980 .0427 .0961 .0089 .0057 .0049 .0159 .0000 .0001 .0001 .0001 .0000 .0033 .0003 .0000 1985 .0542 .1231 .0132 .0112 .0064 .0169 .0000 .0001 .0003 .0002 .0000 .0040 .0006 .0000 1990 .0676 .1542 .0185 .0203 .0076 .0181 .0000 .0002 .0007 .0005 .0000 .0048 .0009 .0000 ------------------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------- Forcing by 12 Gases Not Controlled by the Montreal Protocol (W/m2) ----------------------------------------------------------------------------------------- IPCC WG1 AR5 (2013) --------------------------------------------- -------- -------------------------------- HFC- HFC HFC HFC- HFC- HFC- HFC HFC- HFC-43 Year 134a -32 -125 143a 152a 227ea SF6 CF4 C2F6 -23 245ca -10mee F/ppb .16 .10 .23 .16 .10 .27 .57 .09 .25 .18 .24 .42 ----------------------------------------------------------------------------------------- 1900 .0000 .0000 .0000 .0000 .0000 .0000 .0000 .0032 .0000 .0000 .0000 .0000 1910 .0000 .0000 .0000 .0000 .0000 .0000 .0000 .0032 .0000 .0000 .0000 .0000 1920 .0000 .0000 .0000 .0000 .0000 .0000 .0000 .0032 .0000 .0000 .0000 .0000 1930 .0000 .0000 .0000 .0000 .0000 .0000 .0000 .0032 .0000 .0000 .0000 .0000 1935 .0000 .0000 .0000 .0000 .0000 .0000 .0000 .0032 .0000 .0000 .0000 .0000 1940 .0000 .0000 .0000 .0000 .0000 .0000 .0000 .0033 .0001 .0000 .0000 .0000 1945 .0000 .0000 .0000 .0000 .0000 .0000 .0000 .0034 .0001 .0000 .0000 .0000 1950 .0000 .0000 .0000 .0000 .0000 .0000 .0000 .0035 .0001 .0001 .0000 .0000 1955 .0000 .0000 .0000 .0000 .0000 .0000 .0000 .0037 .0001 .0001 .0000 .0000 1960 .0000 .0000 .0000 .0000 .0000 .0000 .0001 .0039 .0002 .0001 .0000 .0000 1965 .0000 .0000 .0000 .0000 .0000 .0000 .0001 .0042 .0002 .0002 .0000 .0000 1970 .0000 .0000 .0000 .0000 .0000 .0000 .0002 .0046 .0002 .0003 .0000 .0000 1975 .0000 .0000 .0000 .0000 .0000 .0000 .0003 .0049 .0003 .0005 .0000 .0000 1980 .0000 .0000 .0000 .0000 .0000 .0000 .0005 .0054 .0003 .0007 .0000 .0000 1985 .0000 .0000 .0000 .0001 .0000 .0000 .0009 .0058 .0004 .0010 .0000 .0000 1990 .0000 .0000 .0000 .0001 .0000 .0000 .0014 .0061 .0005 .0014 .0000 .0000 ----------------------------------------------------------------------------------------- ------------------------------------------------ ------------------------------------- Summary of Forcings (W/m2) Summary of Mixing Ratio (ppt) ------------------------------------------------ ------------------------------------- a b c d e f MPTGs+OTGs =MPTGs except CFC-11&12 Year CFC-11 CFC-12 -a-b OTGs =c+d =a+b+e Year CFC-11 CFC-12 in CFC-11 amount ------------------------------------------------ ------------------------------------- 1930 .0000 .0000 .0005 .0032 .0037 .0037 1930 .0 .0 14.0 1935 .0000 .0000 .0010 .0032 .0042 .0042 1935 .0 .0 15.9 1940 .0000 .0000 .0019 .0034 .0053 .0053 1940 .0 .0 20.1 1945 .0000 .0000 .0034 .0035 .0069 .0069 1945 .0 .0 26.1 1950 .0000 .0000 .0049 .0037 .0086 .0086 1950 .0 .0 32.6 1955 .0000 .0000 .0058 .0039 .0097 .0097 1955 .0 .0 36.7 1960 .0025 .0095 .0112 .0043 .0155 .0275 1960 9.5 29.5 58.7 1965 .0062 .0190 .0147 .0047 .0194 .0446 1965 23.5 58.8 73.5 1970 .0139 .0369 .0200 .0053 .0253 .0761 1970 52.8 114.3 95.8 1975 .0280 .0656 .0277 .0060 .0337 .1273 1975 106.1 203.1 127.7 1980 .0427 .0961 .0393 .0069 .0462 .1850 1980 161.9 297.4 175.0 1985 .0542 .1231 .0529 .0082 .0611 .2384 1985 205.4 381.2 231.4 1990 .0676 .1542 .0716 .0095 .0811 .3029 1990 256.2 477.5 307.2 ------------------------------------------------ -------------------------------------