CO2 CH4 and N2O for PMIP snapshots: time (kyr BP)co2 (ppm) ch4 (ppb) n2o (ppb) 115 273 472 251 125 276 640 263 128 275 709 266 130 257 512 239 CO2 CH4 and N2O for PMIP transients: time (kyr BP)co2 (ppm) ch4 (ppb) n2o (ppb) Holocene 0.00000 279.792 814.910 265.966 0.100000 279.892 793.797 265.860 0.200000 279.991 772.540 265.659 0.300000 279.906 749.470 265.470 0.400000 279.672 725.873 265.055 0.500000 279.430 701.183 264.604 0.600000 279.257 676.474 264.576 0.700000 279.065 661.101 264.530 0.800000 279.083 655.242 263.946 0.900000 279.098 651.946 263.727 1.00000 279.000 647.628 263.639 1.10000 279.091 644.119 264.000 1.20000 278.842 638.996 264.197 1.30000 278.535 633.525 264.530 1.40000 278.328 629.868 264.795 1.50000 278.234 625.510 265.061 1.60000 278.139 621.554 265.569 1.70000 278.046 618.593 265.761 1.80000 278.003 614.259 265.927 1.90000 277.756 610.881 266.454 2.00000 277.654 606.691 267.201 2.10000 277.284 602.875 267.382 2.20000 276.870 600.463 267.303 2.30000 276.635 596.790 267.349 2.40000 276.319 593.587 267.376 2.50000 276.184 590.625 267.442 2.60000 275.923 588.466 267.391 2.70000 275.665 586.563 266.915 2.80000 275.413 584.501 266.365 2.90000 275.077 583.110 265.776 3.00000 274.886 580.602 265.168 3.10000 274.403 580.830 264.255 3.20000 274.317 579.816 263.680 3.30000 274.299 578.569 263.130 3.40000 273.916 578.429 262.714 3.50000 273.641 577.593 262.120 3.60000 273.370 576.199 261.996 3.70000 273.142 576.675 262.562 3.80000 272.896 577.242 263.277 3.90000 272.402 576.338 263.531 4.00000 272.042 576.185 263.898 4.10000 271.879 576.516 263.990 4.20000 271.777 573.386 264.495 4.30000 271.278 572.730 264.266 4.40000 270.751 571.892 264.149 4.50000 270.551 570.496 263.865 4.60000 270.168 569.197 263.759 4.70000 269.490 569.536 263.378 4.80000 268.985 568.501 262.770 4.90000 268.618 567.696 262.134 5.00000 268.301 568.651 261.804 5.10000 267.703 569.702 261.261 5.20000 267.133 570.725 261.361 5.30000 266.702 572.353 260.807 5.40000 266.311 572.875 260.751 5.50000 265.796 575.898 260.826 5.60000 265.063 578.701 260.381 5.70000 264.496 581.949 259.757 5.80000 264.054 583.973 259.177 5.90000 263.609 585.627 258.796 6.00000 263.196 588.769 258.475 6.10000 262.600 590.491 258.738 6.20000 262.063 593.294 258.447 6.30000 261.681 595.158 258.029 6.40000 261.385 600.122 257.833 6.50000 261.082 604.369 258.193 6.60000 260.678 605.487 258.760 6.70000 260.488 607.907 259.041 6.80000 260.414 609.998 259.770 6.90000 260.359 611.950 259.957 7.00000 260.203 614.020 259.626 7.10000 260.030 615.676 259.476 7.20000 260.061 617.750 258.858 7.30000 260.191 617.026 258.635 7.40000 260.015 616.344 258.372 7.50000 259.877 617.414 258.363 7.60000 259.848 619.103 257.884 7.70000 260.078 623.366 257.408 7.80000 260.052 626.811 257.657 7.90000 260.098 630.873 257.589 8.00000 260.130 635.131 258.254 8.10000 260.205 640.036 258.767 8.20000 260.381 644.740 258.792 8.30000 260.758 648.682 258.907 8.40000 261.223 651.942 259.489 8.50000 261.698 658.145 259.755 8.60000 261.648 659.986 259.666 8.70000 261.752 661.689 259.626 8.80000 261.968 662.876 259.791 8.90000 262.394 664.642 259.726 9.00000 262.710 666.725 259.667 9.10000 263.077 669.021 258.762 9.20000 263.438 670.065 258.610 9.30000 263.514 670.740 258.728 9.40000 263.676 672.359 259.698 9.50000 263.776 676.831 260.637 9.60000 264.075 679.698 261.802 9.70000 264.647 681.393 262.873 9.80000 264.982 683.317 264.253 9.90000 265.126 682.932 264.651 10.0000 265.395 681.458 265.695 LIG 115.000 273.497 472.015 251.334 115.100 273.245 482.806 251.095 115.200 272.566 493.833 250.856 115.300 271.792 500.354 251.085 115.400 271.018 498.509 252.184 115.500 270.245 496.664 253.282 115.600 269.471 497.155 254.381 115.700 268.697 498.960 255.480 115.800 267.923 500.765 256.579 115.900 267.150 498.992 255.741 116.000 266.376 496.685 254.663 116.100 265.602 495.917 253.586 116.200 264.829 499.313 252.508 116.300 264.055 502.710 251.431 116.400 263.281 509.701 251.717 116.500 262.508 518.897 252.912 116.600 262.904 528.066 254.108 116.700 263.313 534.650 255.303 116.800 263.721 541.235 256.498 116.900 264.129 541.478 257.137 117.000 264.538 537.130 257.373 117.100 264.946 533.265 257.610 117.200 265.354 538.572 257.846 117.300 265.763 543.878 258.083 117.400 266.171 546.252 258.319 117.500 266.579 546.672 258.555 117.600 266.988 547.092 258.792 117.700 267.396 547.513 259.028 117.800 267.939 547.933 259.265 117.900 268.618 546.855 261.439 118.000 269.296 545.491 263.956 118.100 269.975 554.339 266.472 118.200 270.653 568.932 268.989 118.300 271.332 577.191 270.922 118.400 272.010 571.358 271.617 118.500 272.689 565.525 272.312 118.600 273.367 570.034 273.007 118.700 273.610 575.566 273.701 118.800 273.434 578.256 271.736 118.900 273.258 578.712 267.764 119.000 273.082 580.603 263.792 119.100 272.906 584.935 259.821 119.200 272.730 589.267 255.849 119.300 272.555 582.627 254.888 119.400 272.379 568.674 255.852 119.500 272.203 568.622 256.816 119.600 272.027 570.465 257.780 119.700 271.636 569.333 258.743 119.800 270.692 566.986 259.707 119.900 269.748 568.544 260.671 120.000 268.805 572.930 261.635 120.100 267.861 574.818 262.351 120.200 266.917 570.877 262.514 120.300 265.974 570.772 262.677 120.400 265.551 581.040 262.840 120.500 267.504 591.305 263.021 120.600 269.457 601.491 264.057 120.700 271.410 611.677 265.093 120.800 273.363 606.539 266.129 120.900 275.315 599.114 267.165 121.000 277.268 599.226 266.969 121.100 277.256 600.668 266.588 121.200 276.841 605.379 266.207 121.300 276.427 611.067 265.826 121.400 276.013 612.020 265.020 121.500 275.598 610.535 264.006 121.600 275.184 607.825 262.991 121.700 274.769 604.427 261.977 121.800 274.355 604.698 260.962 121.900 273.940 607.625 259.948 122.000 273.526 608.505 258.933 122.100 273.111 607.570 257.919 122.200 272.697 607.199 257.833 122.300 272.282 607.709 259.200 122.400 272.432 606.045 260.567 122.500 273.024 601.500 261.934 122.600 273.616 600.698 262.612 122.700 274.209 604.472 262.411 122.800 274.801 607.000 262.210 122.900 275.393 607.000 262.009 123.000 275.985 607.000 261.808 123.100 276.198 607.542 261.850 123.200 275.524 608.612 261.903 123.300 274.851 612.010 261.955 123.400 274.177 615.060 261.995 123.500 273.503 615.557 261.957 123.600 272.830 615.739 261.920 123.700 272.156 613.370 261.883 123.800 271.482 611.000 261.845 123.900 270.809 612.515 261.808 124.000 270.135 614.072 261.771 124.100 269.461 617.661 261.733 124.200 268.788 621.036 261.771 124.300 266.576 621.543 262.419 124.400 266.519 622.379 263.067 124.500 266.463 626.167 263.715 124.600 266.407 629.955 264.363 124.700 266.350 630.631 264.477 124.800 266.805 627.655 264.013 124.900 271.394 632.879 263.548 125.000 275.983 640.417 263.084 125.100 278.997 642.000 263.059 125.200 275.295 642.000 263.131 125.300 273.906 643.777 263.202 125.400 276.290 646.147 263.274 125.500 276.854 649.909 262.412 125.600 276.482 654.454 261.024 125.700 276.109 656.571 259.637 125.800 275.737 657.437 258.249 125.900 275.365 656.557 256.862 126.000 274.992 652.433 255.474 126.100 274.620 651.925 254.087 126.200 274.247 656.620 252.699 126.300 273.875 657.395 251.906 126.400 272.306 648.093 252.643 126.500 269.677 640.745 253.381 126.600 267.068 646.474 254.118 126.700 265.471 650.881 254.676 126.800 263.874 650.316 254.562 126.900 262.506 648.989 254.448 127.000 262.546 646.690 254.334 127.100 262.587 654.485 254.552 127.200 264.362 666.607 254.912 127.300 266.954 672.612 255.272 127.400 269.546 676.238 255.632 127.500 272.138 678.806 257.109 127.600 274.730 680.805 258.848 127.700 275.382 684.978 260.587 127.800 275.487 694.289 262.326 127.900 275.593 703.095 264.065 128.000 275.259 709.446 265.804 128.100 274.893 714.589 267.544 128.200 274.527 708.753 266.918 128.300 274.161 707.529 266.058 128.400 287.065 719.295 265.198 128.500 286.938 723.901 262.104 128.600 286.811 718.545 258.342 128.700 285.313 668.851 254.581 128.800 283.678 612.128 251.342 128.900 280.353 548.383 248.625 129.000 273.746 535.898 245.908 129.100 267.139 537.255 243.302 129.200 263.905 545.728 243.359 129.300 263.544 551.848 243.415 129.400 262.342 551.263 243.471 129.500 260.579 545.022 243.527 129.600 258.816 534.151 243.584 129.700 258.529 524.582 243.640 129.800 258.437 515.542 243.696 129.900 257.559 513.624 241.304 130.000 256.680 512.161 238.728 130.100 255.801 506.788 236.152 130.200 254.922 500.933 233.576 130.300 254.043 507.375 231.497 130.400 253.164 519.877 229.674 130.500 252.286 519.818 227.852 130.600 251.407 518.519 226.029 130.700 250.528 510.085 225.813 130.800 249.649 496.893 226.668 130.900 248.770 487.630 227.522 131.000 247.891 490.151 228.377 131.100 247.012 492.672 229.232 131.200 246.134 493.366 228.413 131.300 245.255 493.786 227.448 131.400 242.408 491.307 226.484 131.500 238.504 485.813 225.519 131.600 234.292 480.318 224.555 131.700 230.079 472.801 223.590 131.800 228.391 464.645 222.626 131.900 227.684 456.489 221.661 132.000 226.977 457.556 220.697