CO2 Concentration data for 0-425 kyBP, with 325 ppm at 35 MyBP Time(My) CO2(ppm) .0016 201.1 .0024 202.4 .0032 202.4 .0040 197.1 .0048 193.6 .0054 197.5 .0062 196.8 .0070 195.4 .0078 200.3 .0086 201.6 .0096 186.7 .0104 182.2 .0112 175.5 .0118 172.7 .0128 160.2 .0136 156.5 .0148 142.7 .0160 138.3 .0170 124.3 .0176 121.1 .0184 119.1 .0188 122.0 .0195 120.6 .0205 125.9 .0217 124.0 .0225 127.0 .0237 126.0 .0248 127.9 .0258 127.6 .0266 130.5 .0278 133.4 .0287 134.9 .0297 137.2 .0307 136.4 .0317 139.3 .0324 134.7 .0335 136.3 .0343 134.9 .0351 138.2 .0363 135.3 .0376 139.5 .0384 138.6 .0394 141.3 .0404 141.1 .0411 141.7 .0419 139.6 .0430 140.7 .0442 141.7 .0454 142.3 .0465 142.8 .0475 142.8 .0483 143.0 .0491 141.3 .0499 138.6 .0507 143.8 .0513 144.9 .0519 147.2 .0528 151.3 .0534 153.1 .0542 147.9 .0552 147.0 .0560 150.3 .0570 145.4 .0581 141.3 .0591 143.9 .0605 145.9 .0619 142.6 .0627 142.7 .0635 145.5 .0643 140.1 .0651 139.8 .0661 140.3 .0674 145.7 .0689 149.6 .0703 155.1 .0715 159.1 .0729 158.9 .0740 157.1 .0750 157.8 .0766 162.1 .0778 166.0 .0786 172.7 .0794 173.6 .0806 172.1 .0812 172.9 .0820 169.9 .0832 161.8 .0846 163.7 .0856 165.7 .0868 163.4 .0879 161.6 .0887 162.0 .0895 164.7 .0903 164.1 .0911 163.0 .0922 167.0 .0932 175.8 .0942 172.2 .0951 173.1 .0961 176.3 .0969 175.6 .0979 170.7 .0988 174.2 .0997 173.8 .1009 175.6 .1019 178.5 .1027 179.5 .1038 175.8 .1052 176.7 .1062 173.4 .1072 169.9 .1088 167.8 .1100 170.8 .1110 169.7 .1120 175.6 .1130 179.5 .1137 182.8 .1145 185.5 .1155 181.4 .1165 177.8 .1175 185.6 .1184 190.7 .1192 192.6 .1199 203.9 .1205 213.4 .1215 207.6 .1224 209.3 .1236 213.9 .1245 201.5 .1255 189.1 .1263 184.0 .1276 177.2 .1286 158.0 .1298 157.7 .1310 151.2 .1324 139.7 .1334 128.3 .1344 127.2 .1354 126.4 .1368 123.1 .1378 126.6 .1386 128.0 .1396 127.8 .1404 127.5 .1410 130.5 .1418 130.7 .1426 131.1 .1433 130.0 .1441 132.2 .1449 128.6 .1457 127.5 .1465 128.3 .1472 129.2 .1480 122.5 .1486 124.4 .1492 127.7 .1500 128.3 .1508 130.5 .1516 133.0 .1526 134.4 .1536 136.6 .1544 136.1 .1554 136.8 .1563 138.5 .1573 138.2 .1581 135.3 .1591 134.0 .1599 135.6 .1610 137.9 .1618 139.6 .1629 140.3 .1639 145.8 .1651 143.9 .1660 143.8 .1668 145.3 .1677 143.4 .1687 144.2 .1695 149.0 .1704 148.4 .1712 148.6 .1720 148.4 .1730 147.5 .1740 146.8 .1748 148.0 .1757 144.6 .1769 146.3 .1778 145.0 .1788 144.8 .1802 142.8 .1818 146.0 .1830 145.0 .1840 148.8 .1853 149.6 .1863 154.1 .1873 160.6 .1881 170.9 .1891 170.8 .1900 173.2 .1912 176.4 .1922 184.4 .1932 184.4 .1941 189.5 .1949 190.9 .1955 191.3 .1965 185.7 .1974 181.8 .1983 182.6 .1991 182.7 .2001 188.0 .2008 185.4 .2017 185.6 .2027 185.9 .2037 187.5 .2049 183.6 .2060 182.4 .2075 184.2 .2089 181.1 .2107 182.6 .2123 180.2 .2139 182.4 .2150 183.0 .2164 184.1 .2176 182.3 .2184 180.5 .2192 175.7 .2202 169.0 .2209 157.7 .2217 152.0 .2225 150.8 .2235 143.7 .2242 142.5 .2253 147.5 .2261 147.5 .2271 148.4 .2279 155.4 .2292 165.3 .2300 165.8 .2308 164.4 .2320 160.3 .2333 164.0 .2341 163.3 .2349 165.2 .2361 171.9 .2368 182.0 .2377 186.9 .2385 183.3 .2397 188.8 .2407 185.7 .2415 183.7 .2423 174.8 .2431 172.6 .2438 162.3 .2447 154.4 .2457 147.4 .2465 144.0 .2473 141.3 .2481 138.5 .2490 139.1 .2498 137.1 .2506 137.7 .2514 137.1 .2522 139.5 .2529 139.3 .2536 141.0 .2544 142.0 .2552 141.9 .2561 141.6 .2569 145.5 .2577 148.0 .2585 146.0 .2593 145.7 .2602 146.5 .2609 153.3 .2615 152.9 .2623 149.1 .2631 148.9 .2638 151.3 .2644 141.1 .2652 138.6 .2658 143.4 .2666 142.8 .2675 141.4 .2683 143.1 .2693 141.4 .2703 140.0 .2712 143.8 .2719 147.4 .2729 153.0 .2737 154.8 .2745 156.1 .2756 157.9 .2766 161.0 .2776 158.8 .2789 163.2 .2803 165.4 .2815 168.2 .2827 164.7 .2841 168.3 .2850 165.9 .2860 167.3 .2872 168.5 .2886 169.7 .2896 166.1 .2910 164.8 .2922 161.8 .2934 156.1 .2944 153.5 .2953 152.4 .2963 149.9 .2975 148.3 .2983 147.9 .2995 149.8 .3008 148.3 .3018 153.3 .3028 159.1 .3039 161.1 .3052 163.4 .3062 167.7 .3075 173.1 .3089 178.8 .3101 180.2 .3115 181.9 .3131 180.9 .3142 179.0 .3154 175.7 .3170 182.8 .3180 175.6 .3188 179.3 .3200 184.5 .3212 184.9 .3221 186.7 .3231 198.9 .3245 200.1 .3257 198.6 .3267 202.0 .3280 198.2 .3294 194.3 .3306 197.2 .3318 195.7 .3330 189.5 .3340 184.3 .3353 180.0 .3367 172.0 .3379 164.6 .3390 155.0 .3400 147.6 .3409 137.8 .3417 141.8 .3425 138.8 .3432 141.1 .3442 138.7 .3450 142.9 .3458 134.1 .3468 134.7 .3478 138.2 .3487 138.9 .3497 138.5 .3507 136.7 .3515 138.2 .3524 136.1 .3533 140.3 .3541 137.8 .3547 143.0 .3553 142.4 .3560 144.7 .3564 141.3 .3572 147.2 .3580 148.4 .3588 148.9 .3594 145.9 .3604 148.4 .3610 150.5 .3618 149.5 .3628 152.0 .3638 152.5 .3646 151.4 .3652 149.5 .3658 147.8 .3664 149.3 .3670 152.0 .3675 153.8 .3686 153.8 .3696 154.7 .3704 153.2 .3715 152.2 .3728 153.5 .3737 156.4 .3747 154.2 .3759 154.7 .3772 154.9 .3782 156.1 .3794 156.7 .3806 159.6 .3818 160.7 .3826 162.5 .3839 164.0 .3851 164.2 .3863 165.3 .3873 169.9 .3885 172.4 .3896 172.8 .3906 175.2 .3918 178.5 .3932 179.3 .3945 181.6 .3957 186.3 .3967 187.1 .3974 189.8 .3982 192.2 .3991 197.8 .3997 199.6 .4005 208.5 .4014 209.7 .4022 210.1 .4029 207.1 .4037 210.7 .4046 207.3 .4051 202.2 .4058 196.9 .4065 197.8 .4073 189.8 .4081 187.6 .4089 191.2 .4095 189.4 .4103 191.0 .4109 194.0 .4114 178.6 .4120 179.7 .4131 183.6 .4139 166.2 .4151 151.5 .4162 169.1 .4174 162.6 .4182 147.6 .4189 150.3 .4194 163.0 .4204 158.5 .4212 161.1 .4220 169.6 .4230 177.3 .4242 163.4 .4250 151.1