Atmospheric CO2 (ppm) with CO2 extraction ---------------------------------------------------- year +2%450 con450 +2%350 con350 -3%350 -6%350 ---------------------------------------------------- 2016 400.62 400.53 400.62 400.53 400.53 400.53 2017 403.10 402.85 403.10 402.85 402.85 402.85 2018 405.64 405.14 405.64 405.14 405.14 405.14 2019 408.23 407.42 408.23 407.42 407.42 407.42 2020 410.88 409.68 410.88 409.68 409.68 409.68 2021 413.37 411.83 413.32 411.78 411.71 411.59 2022 415.72 413.87 415.58 413.73 413.54 413.21 2023 417.93 415.82 417.66 415.55 415.18 414.56 2024 420.02 417.67 419.57 417.23 416.65 415.67 2025 421.98 419.44 421.33 418.78 417.95 416.55 2026 423.83 421.12 422.93 420.21 419.08 417.23 2027 425.58 422.71 424.38 421.51 420.07 417.73 2028 427.22 424.22 425.69 422.70 420.91 418.04 2029 428.76 425.65 426.86 423.76 421.61 418.19 2030 430.20 427.00 427.91 424.71 422.18 418.18 2031 431.60 428.33 428.87 425.60 422.66 418.08 2032 432.96 429.62 429.76 426.42 423.06 417.89 2033 434.27 430.87 430.56 427.17 423.39 417.62 2034 435.54 432.10 431.29 427.85 423.63 417.26 2035 436.77 433.29 431.95 428.47 423.80 416.84 2036 437.97 434.44 432.54 429.02 423.90 416.35 2037 439.13 435.56 433.06 429.50 423.93 415.80 2038 440.26 436.65 433.52 429.92 423.90 415.18 2039 441.35 437.70 433.91 430.27 423.79 414.52 2040 442.42 438.72 434.24 430.55 423.63 413.81 2041 443.46 439.71 434.52 430.77 423.40 413.06 2042 444.48 440.67 434.74 430.93 423.12 412.26 2043 445.48 441.59 434.92 431.03 422.78 411.43 2044 446.47 442.48 435.04 431.06 422.39 410.56 2045 447.43 443.34 435.12 431.03 421.94 409.66 2046 448.38 444.16 435.15 430.94 421.45 408.73 2047 449.33 444.96 435.15 430.79 420.90 407.78 2048 450.26 445.72 435.10 430.57 420.31 406.80 2049 451.19 446.45 435.03 430.30 419.67 405.80 2050 452.11 447.15 434.92 429.97 418.99 404.78 2051 453.04 447.82 434.78 429.58 418.27 403.74 2052 453.96 448.46 434.61 429.13 417.50 402.68 2053 454.89 449.07 434.43 428.62 416.70 401.61 2054 455.83 449.65 434.22 428.05 415.86 400.52 2055 456.78 450.20 433.99 427.43 414.98 399.42 2056 457.74 450.72 433.75 426.75 414.07 398.31 2057 458.71 451.21 433.50 426.02 413.12 397.19 2058 459.70 451.67 433.24 425.23 412.13 396.05 2059 460.72 452.10 432.97 424.39 411.12 394.91 2060 461.76 452.50 432.70 423.49 410.07 393.76 2061 462.82 452.87 432.44 422.54 409.00 392.61 2062 463.92 453.22 432.17 421.53 407.89 391.45 2063 465.04 453.53 431.91 420.47 406.76 390.28 2064 466.21 453.82 431.66 419.36 405.60 389.10 2065 467.41 454.08 431.42 418.20 404.42 387.92 2066 468.65 454.31 431.20 416.99 403.20 386.74 2067 469.94 454.51 431.00 415.72 401.97 385.55 2068 471.27 454.69 430.82 414.41 400.71 384.36 2069 472.66 454.83 430.66 413.04 399.43 383.17 2070 474.10 454.95 430.53 411.63 398.12 381.97 2071 475.34 455.05 430.18 410.17 396.79 380.77 2072 476.42 455.11 429.63 408.65 395.45 379.57 2073 477.32 455.15 428.89 407.10 394.08 378.37 2074 478.06 455.16 427.96 405.49 392.69 377.16 2075 478.65 455.15 426.86 403.83 391.29 375.96 2076 479.09 455.11 425.59 402.14 389.86 374.75 2077 479.38 455.04 424.16 400.39 388.42 373.54 2078 479.52 454.95 422.56 398.60 386.96 372.33 2079 479.53 454.83 420.81 396.77 385.49 371.12 2080 479.40 454.68 418.90 394.89 384.00 369.90 2081 479.14 454.51 416.84 392.96 382.49 368.69 2082 478.74 454.31 414.63 391.00 380.97 367.48 2083 478.21 454.09 412.28 388.99 379.43 366.26 2084 477.56 453.84 409.79 386.94 377.88 365.04 2085 476.77 453.56 407.15 384.85 376.32 363.83 2086 475.86 453.27 404.39 382.72 374.74 362.61 2087 474.83 452.94 401.49 380.55 373.15 361.39 2088 473.68 452.59 398.46 378.33 371.55 360.17 2089 472.41 452.22 395.30 376.08 369.94 358.96 2090 471.02 451.82 392.01 373.79 368.31 357.74 2091 469.51 451.39 388.61 371.47 366.68 356.52 2092 467.89 450.95 385.08 369.10 365.03 355.30 2093 466.15 450.48 381.44 366.70 363.37 354.08 2094 464.30 449.98 377.69 364.27 361.71 352.86 2095 462.35 449.46 373.82 361.79 360.03 351.64 2096 460.28 448.92 369.85 359.29 358.35 350.41 2097 458.11 448.35 365.77 356.75 356.65 349.19 2098 455.83 447.76 361.59 354.17 354.95 347.97 2099 453.44 447.14 357.30 351.57 353.24 346.75 2100 450.95 446.50 352.92 348.93 351.52 345.52 ----------------------------------------------------