# Extratropical Northern Hemisphere Tree Ring Temperature Reconstruction # http://www.ncdc.noaa.gov/paleo/metadata/noaa-recon-6344.html # http://www.ncdc.noaa.gov/paleo/pubs/wilson2007/wilson2007.html # Temperature Anomaly # # # z-scores (standard deviations) # Annual # 1750 AD - 1988 AD # 1750 AD # 2000 AD # Wilson, R., R. D'Arrigo, B. Buckley, U. Büntgen, J. Esper, D. Frank, B. Luckman, S. Payette, R. Vose, and D. Youngblut. # Wilson, R., R. D'Arrigo, B. Buckley, U. Büntgen, J. Esper, D. Frank, B. Luckman, S. Payette, R. Vose, and D. Youngblut. 2007. A matter of divergence: Tracking recent warming at hemispheric scales using tree ring data. J. Geophys. Res. 112:D17103. DOI: 10.1029/2006JD008318. # 90.000 N # 23.000 N # 180.000 E # 180.000 W # # annual, tree rings, northern hemisphere extratropics, 15 tree ring collections # Northern Hemisphere extratropical tree-ring based temperature reconstruction, based on 15 individual site/regional tree ring chronologies. # Chronology data have been normalised to the 1750-1988 period, and are expressed as z-scores (standard deviations). Northern Hemisphere series is also expressed in standard deviations rather than temperature anomalies. # March 2009, v 1.0.0 # # YearAD annual DJF MAM JJA SON 2000 0.179204 0.279624 0.177664 0.216977 0.205352 1999 0.0742213 0.134599 0.0601989 0.121164 0.0925242 1998 0.376670 0.552410 0.398610 0.397198 0.417574 1997 -0.123245 -0.138187 -0.160747 -0.0590562 -0.119699 1996 0.124213 0.203658 0.116135 0.166789 0.146252 1995 0.211698 0.324513 0.214022 0.246634 0.240274 1994 0.469155 0.680170 0.502092 0.481605 0.516970 1993 0.166706 0.262359 0.163680 0.205571 0.191920 1992 0.0692222 0.127693 0.0546053 0.116602 0.0871515 1991 -0.0307610 -0.0104269 -0.0572663 0.0253508 -0.0203031 1990 0.164206 0.258906 0.160883 0.203290 0.189233 1989 0.116714 0.193299 0.107744 0.159946 0.138192 1988 -0.0232622 -6.79046e-05 -0.0488759 0.0321946 -0.0122440 1987 -0.145742 -0.169264 -0.185919 -0.0795876 -0.143876 1986 0.0942180 0.162222 0.0825733 0.139414 0.114015 1985 0.321680 0.476444 0.337081 0.347010 0.358474 1984 0.0192306 0.0586328 -0.00133045 0.0709761 0.0334242 1983 0.0217302 0.0620858 0.00146633 0.0732574 0.0361106 1982 -0.0932505 -0.0967516 -0.127186 -0.0316810 -0.0874622 1981 -0.233227 -0.290119 -0.283806 -0.159432 -0.237899 1980 0.126713 0.207111 0.118932 0.169071 0.148938 1979 0.256691 0.386667 0.264365 0.287697 0.288629 1978 0.00173354 0.0344619 -0.0209080 0.0550073 0.0146196 1977 0.00923228 0.0448209 -0.0125176 0.0618511 0.0226787 1976 -0.243225 -0.303931 -0.294993 -0.168557 -0.248644 1975 -0.253224 -0.317743 -0.306181 -0.177682 -0.259390 1974 -0.238226 -0.297025 -0.289400 -0.163995 -0.243271 1973 -0.225728 -0.279760 -0.275416 -0.152588 -0.229840 1972 -0.280719 -0.355726 -0.336945 -0.202776 -0.288940 1971 -0.0307610 -0.0104269 -0.0572663 0.0253508 -0.0203031 1970 -0.333210 -0.428238 -0.395678 -0.250683 -0.345353 1969 -0.00326560 0.0275560 -0.0265016 0.0504447 0.00924692 1968 -0.173237 -0.207247 -0.216683 -0.104682 -0.173426 1967 -0.0432589 -0.0276918 -0.0712502 0.0139444 -0.0337349 1966 -0.215730 -0.265948 -0.264229 -0.143463 -0.219094 1965 -0.418196 -0.545640 -0.490769 -0.328246 -0.436690 1964 -0.243225 -0.303931 -0.294993 -0.168557 -0.248644 1963 -0.123245 -0.138187 -0.160747 -0.0590562 -0.119699 1962 -0.155740 -0.183076 -0.197106 -0.0887127 -0.154621 1961 0.0292289 0.0724448 0.00985670 0.0801012 0.0441696 1960 -0.00576520 0.0241030 -0.0292983 0.0481635 0.00656055 1959 0.00673272 0.0413679 -0.0153144 0.0595698 0.0199924 1958 0.134211 0.217470 0.127322 0.175914 0.156997 1957 0.0942180 0.162222 0.0825733 0.139414 0.114015 1956 0.0842197 0.148410 0.0713861 0.130289 0.103270 1955 0.149209 0.238188 0.144103 0.189602 0.173115 1954 0.129212 0.210564 0.121728 0.171352 0.151624 1953 0.174205 0.272718 0.172071 0.212415 0.199979 1952 -0.0732538 -0.0691277 -0.104812 -0.0134308 -0.0659713 1951 0.0342281 0.0793508 0.0154503 0.0846638 0.0495424 1950 0.249192 0.376308 0.255974 0.280853 0.280570 1949 -0.203232 -0.248683 -0.250245 -0.132057 -0.205662 1948 0.189202 0.293436 0.188851 0.226102 0.216097 1947 0.0167310 0.0551799 -0.00412723 0.0686949 0.0307378 1946 0.244193 0.369402 0.250381 0.276290 0.275197 1945 0.146709 0.234735 0.141306 0.187321 0.170429 1944 0.109215 0.182940 0.0993540 0.153102 0.130133 1943 0.0917184 0.158769 0.0797765 0.137133 0.111329 1942 0.0642230 0.120787 0.0490118 0.112039 0.0817788 1941 -0.0232622 -6.79046e-05 -0.0488759 0.0321946 -0.0122440 1940 -0.193234 -0.234871 -0.239058 -0.122932 -0.194917 1939 0.109215 0.182940 0.0993540 0.153102 0.130133 1938 -0.193234 -0.234871 -0.239058 -0.122932 -0.194917 1937 0.0242297 0.0655388 0.00426313 0.0755387 0.0387969 1936 0.149209 0.238188 0.144103 0.189602 0.173115 1935 -0.0207627 0.00338508 -0.0460791 0.0344758 -0.00955763 1934 0.0692222 0.127693 0.0546053 0.116602 0.0871515 1933 -0.158240 -0.186529 -0.199903 -0.0909939 -0.157308 1932 -0.105748 -0.114016 -0.141170 -0.0430873 -0.100894 1931 0.00923228 0.0448209 -0.0125176 0.0618511 0.0226787 1930 0.196701 0.303795 0.197242 0.232946 0.224156 1929 -0.200732 -0.245230 -0.247448 -0.129776 -0.202976 1928 -0.0807526 -0.0794866 -0.113202 -0.0202746 -0.0740304 1927 -0.140742 -0.162358 -0.180325 -0.0750251 -0.138503 1926 -0.198233 -0.241777 -0.244651 -0.127494 -0.200290 1925 -0.213230 -0.262495 -0.261432 -0.141182 -0.216408 1924 -0.140742 -0.162358 -0.180325 -0.0750251 -0.138503 1923 -0.00576520 0.0241030 -0.0292983 0.0481635 0.00656055 1922 -0.223229 -0.276307 -0.272619 -0.150307 -0.227153 1921 -0.0382597 -0.0207858 -0.0656566 0.0185070 -0.0283622 1920 -0.125745 -0.141640 -0.163544 -0.0613374 -0.122385 1919 -0.263222 -0.331555 -0.317368 -0.186807 -0.270135 1918 -0.145742 -0.169264 -0.185919 -0.0795876 -0.143876 1917 -0.445691 -0.583623 -0.521533 -0.353340 -0.466240 1916 -0.353207 -0.455862 -0.418052 -0.268933 -0.366844 1915 -0.315713 -0.404067 -0.376100 -0.234714 -0.326549 1914 -0.345708 -0.445503 -0.409662 -0.262089 -0.358785 1913 -0.578169 -0.766631 -0.669763 -0.474247 -0.608617 1912 -0.648157 -0.863315 -0.748073 -0.538123 -0.683835 1911 -0.440692 -0.576717 -0.515940 -0.348777 -0.460867 1910 -0.388201 -0.504204 -0.457207 -0.300871 -0.404453 1909 -0.318213 -0.407520 -0.378897 -0.236995 -0.329235 1908 -0.288218 -0.366084 -0.345336 -0.209620 -0.296999 1907 -0.500682 -0.659588 -0.583063 -0.403528 -0.525340 1906 -0.398199 -0.518016 -0.468394 -0.309996 -0.415199 1905 -0.320712 -0.410973 -0.381694 -0.239276 -0.331921 1904 -0.408197 -0.531828 -0.479582 -0.319121 -0.425944 1903 -0.325711 -0.417879 -0.387287 -0.243839 -0.337294 1902 -0.385701 -0.500751 -0.454410 -0.298589 -0.401767 1901 -0.290717 -0.369537 -0.348132 -0.211901 -0.299685 1900 -0.403198 -0.524922 -0.473988 -0.314558 -0.420572 1899 -0.448191 -0.587076 -0.524330 -0.355621 -0.468926 1898 -0.168238 -0.200341 -0.211090 -0.100119 -0.168053 1897 -0.0482581 -0.0345978 -0.0768438 0.00938188 -0.0391077 1896 -0.0682547 -0.0622217 -0.0992181 -0.00886827 -0.0605986 1895 -0.243225 -0.303931 -0.294993 -0.168557 -0.248644 1894 -0.123245 -0.138187 -0.160747 -0.0590562 -0.119699 1893 -0.343208 -0.442050 -0.406865 -0.259808 -0.356099 1892 -0.298216 -0.379896 -0.356523 -0.218745 -0.307744 1891 -0.185735 -0.224512 -0.230667 -0.116088 -0.186858 1890 -0.193234 -0.234871 -0.239058 -0.122932 -0.194917 1889 -0.165738 -0.196888 -0.208293 -0.0978378 -0.165367 1888 -0.220729 -0.272854 -0.269822 -0.148026 -0.224467 1887 -0.443192 -0.580170 -0.518737 -0.351059 -0.463553 1886 -0.163239 -0.193435 -0.205496 -0.0955565 -0.162680 1885 -0.423195 -0.552546 -0.496362 -0.332808 -0.442062 1884 -0.375703 -0.486939 -0.443223 -0.289464 -0.391021 1883 -0.348208 -0.448956 -0.412459 -0.264370 -0.361471 1882 -0.308214 -0.393708 -0.367710 -0.227870 -0.318490 1881 -0.285718 -0.362631 -0.342539 -0.207339 -0.294312 1880 -0.285718 -0.362631 -0.342539 -0.207339 -0.294312 1879 -0.158240 -0.186529 -0.199903 -0.0909939 -0.157308 1878 -0.0407593 -0.0242388 -0.0684534 0.0162257 -0.0310486 1877 -0.223229 -0.276307 -0.272619 -0.150307 -0.227153 1876 -0.155740 -0.183076 -0.197106 -0.0887127 -0.154621 1875 -0.183235 -0.221059 -0.227870 -0.113807 -0.184171 1874 -0.208231 -0.255589 -0.255838 -0.136619 -0.211035 1873 -0.290717 -0.369537 -0.348132 -0.211901 -0.299685 1872 -0.405698 -0.528375 -0.476785 -0.316840 -0.423258 1871 -0.380702 -0.493845 -0.448817 -0.294027 -0.396394 1870 -0.525678 -0.694118 -0.611031 -0.426340 -0.552203 1869 -0.630660 -0.839144 -0.728496 -0.522154 -0.665031 1868 -0.458189 -0.600888 -0.535517 -0.364746 -0.479672 1867 -0.548174 -0.725195 -0.636202 -0.446872 -0.576381 1866 -0.560672 -0.742460 -0.650186 -0.458278 -0.589813 1865 -0.410697 -0.535281 -0.482378 -0.321402 -0.428631 1864 -0.520679 -0.687212 -0.605437 -0.421778 -0.546831 1863 -0.265721 -0.335008 -0.320165 -0.189088 -0.272821 1862 -0.295716 -0.376443 -0.353726 -0.216464 -0.305058 1861 -0.305715 -0.390255 -0.364913 -0.225589 -0.315803 1860 -0.188235 -0.227965 -0.233464 -0.118369 -0.189544 1859 -0.265721 -0.335008 -0.320165 -0.189088 -0.272821 1858 -0.313213 -0.400614 -0.373304 -0.232433 -0.323862 1857 -0.450690 -0.590529 -0.527127 -0.357902 -0.471612 1856 -0.458189 -0.600888 -0.535517 -0.364746 -0.479672 1855 -0.375703 -0.486939 -0.443223 -0.289464 -0.391021 1854 -0.583168 -0.773537 -0.675357 -0.478810 -0.613990 1853 -0.435693 -0.569811 -0.510346 -0.344215 -0.455494 1852 -0.325711 -0.417879 -0.387287 -0.243839 -0.337294 1851 -0.518179 -0.683759 -0.602640 -0.419497 -0.544144 1850 -0.573170 -0.759725 -0.664170 -0.469685 -0.603244 1849 -0.533176 -0.704477 -0.619421 -0.433184 -0.560263 1848 -0.203232 -0.248683 -0.250245 -0.132057 -0.205662 1847 -0.505681 -0.666494 -0.588656 -0.408090 -0.530712 1846 -0.338209 -0.435144 -0.401271 -0.255245 -0.350726 1845 -0.550673 -0.728648 -0.638998 -0.449153 -0.579067 1844 -0.553173 -0.732101 -0.641795 -0.451434 -0.581753 1843 -0.630660 -0.839144 -0.728496 -0.522154 -0.665031 1842 -0.425695 -0.555999 -0.499159 -0.335090 -0.444749 1841 -0.553173 -0.732101 -0.641795 -0.451434 -0.581753 1840 -0.568171 -0.752819 -0.658576 -0.465122 -0.597872 1839 -0.690650 -0.922015 -0.795619 -0.576904 -0.729504 1838 -0.648157 -0.863315 -0.748073 -0.538123 -0.683835 1837 -0.840625 -1.12919 -0.963426 -0.713780 -0.890685 1836 -0.508181 -0.669947 -0.591453 -0.410372 -0.533399 1835 -0.695649 -0.928921 -0.801212 -0.581467 -0.734876 1834 -0.310714 -0.397161 -0.370507 -0.230151 -0.321176 1833 -0.608164 -0.808067 -0.703325 -0.501622 -0.640853 1832 -0.583168 -0.773537 -0.675357 -0.478810 -0.613990 1831 -0.530677 -0.701024 -0.616624 -0.430903 -0.557576 1830 -0.333210 -0.428238 -0.395678 -0.250683 -0.345353 1829 -0.253224 -0.317743 -0.306181 -0.177682 -0.259390 1828 -0.343208 -0.442050 -0.406865 -0.259808 -0.356099 1827 -0.300716 -0.383349 -0.359320 -0.221026 -0.310431 1826 -0.385701 -0.500751 -0.454410 -0.298589 -0.401767 1825 -0.600665 -0.797708 -0.694934 -0.494779 -0.632794 1824 -0.410697 -0.535281 -0.482378 -0.321402 -0.428631 1823 -0.400699 -0.521469 -0.471191 -0.312277 -0.417885 1822 -0.485684 -0.638870 -0.566282 -0.389840 -0.509222 1821 -0.690650 -0.922015 -0.795619 -0.576904 -0.729504 1820 -0.785634 -1.05323 -0.901897 -0.663592 -0.831585 1819 -1.00560 -1.35709 -1.14801 -0.864344 -1.06799 1818 -0.878118 -1.18099 -1.00538 -0.747999 -0.930981 1817 -0.960605 -1.29494 -1.09767 -0.823281 -1.01963 1816 -0.800631 -1.07395 -0.918678 -0.677280 -0.847704 1815 -0.850623 -1.14301 -0.974613 -0.722905 -0.901431 1814 -0.743141 -0.994528 -0.854351 -0.624811 -0.785917 1813 -0.768137 -1.02906 -0.882319 -0.647624 -0.812781 1812 -0.793133 -1.06359 -0.910287 -0.670436 -0.839644 1811 -0.283219 -0.359178 -0.339742 -0.205057 -0.291626 1810 -0.468187 -0.614699 -0.546704 -0.373871 -0.490417 1809 -0.240726 -0.300478 -0.292197 -0.166276 -0.245958 1808 0.0442264 0.0931627 0.0266374 0.0937888 0.0602878 1807 -0.175737 -0.210700 -0.219480 -0.106963 -0.176112 1806 -0.208231 -0.255589 -0.255838 -0.136619 -0.211035 1805 -0.168238 -0.200341 -0.211090 -0.100119 -0.168053 1804 0.00173354 0.0344619 -0.0209080 0.0550073 0.0146196 1803 -0.388201 -0.504204 -0.457207 -0.300871 -0.404453 1802 -0.363205 -0.469674 -0.429239 -0.278058 -0.377590 1801 -0.318213 -0.407520 -0.378897 -0.236995 -0.329235 1800 -0.313213 -0.400614 -0.373304 -0.232433 -0.323862 1799 -0.185735 -0.224512 -0.230667 -0.116088 -0.186858 1798 0.0142314 0.0517269 -0.00692402 0.0664136 0.0280515 1797 -0.128245 -0.145093 -0.166341 -0.0636187 -0.125071 1796 -0.0982496 -0.103657 -0.132780 -0.0362435 -0.0928350 1795 -0.213230 -0.262495 -0.261432 -0.141182 -0.216408 1794 -0.115747 -0.127828 -0.152357 -0.0522124 -0.111640 1793 -0.203232 -0.248683 -0.250245 -0.132057 -0.205662 1792 -0.163239 -0.193435 -0.205496 -0.0955565 -0.162680 1791 -0.253224 -0.317743 -0.306181 -0.177682 -0.259390 1790 -0.290717 -0.369537 -0.348132 -0.211901 -0.299685 1789 -0.245725 -0.307384 -0.297790 -0.170838 -0.251331 1788 -0.303215 -0.386802 -0.362116 -0.223308 -0.313117 1787 0.0117319 0.0482739 -0.00972080 0.0641323 0.0253651 1786 -0.198233 -0.241777 -0.244651 -0.127494 -0.200290 1785 -0.128245 -0.145093 -0.166341 -0.0636187 -0.125071 1784 -0.315713 -0.404067 -0.376100 -0.234714 -0.326549 1783 -0.358206 -0.462768 -0.423646 -0.273495 -0.372217 1782 -0.113247 -0.124375 -0.149560 -0.0499311 -0.108953 1781 -0.140742 -0.162358 -0.180325 -0.0750251 -0.138503 1780 -0.195733 -0.238324 -0.241854 -0.125213 -0.197603 1779 -0.0607559 -0.0518627 -0.0908277 -0.00202447 -0.0525395 1778 -0.0907509 -0.0932985 -0.124389 -0.0293997 -0.0847759 1777 -0.00326560 0.0275560 -0.0265016 0.0504447 0.00924692 1776 -0.158240 -0.186529 -0.199903 -0.0909939 -0.157308 1775 -0.0857517 -0.0863926 -0.118796 -0.0248371 -0.0794031 1774 -0.103249 -0.110563 -0.138373 -0.0408060 -0.0982077 1773 -0.248224 -0.310837 -0.300587 -0.173120 -0.254017 1772 -0.290717 -0.369537 -0.348132 -0.211901 -0.299685 1771 -0.260722 -0.328102 -0.314571 -0.184526 -0.267449 1770 -0.225728 -0.279760 -0.275416 -0.152588 -0.229840 1769 -0.350707 -0.452409 -0.415255 -0.266652 -0.364158 1768 -0.400699 -0.521469 -0.471191 -0.312277 -0.417885 1767 -0.273220 -0.345367 -0.328555 -0.195932 -0.280881 1766 -0.225728 -0.279760 -0.275416 -0.152588 -0.229840 1765 -0.368204 -0.476580 -0.434833 -0.282621 -0.382962 1764 -0.275720 -0.348820 -0.331352 -0.198214 -0.283567 1763 -0.135743 -0.155452 -0.174731 -0.0704625 -0.133130 1762 -0.320712 -0.410973 -0.381694 -0.239276 -0.331921 1761 -0.113247 -0.124375 -0.149560 -0.0499311 -0.108953 1760 -0.0957501 -0.100205 -0.129983 -0.0339622 -0.0901486 1759 -0.168238 -0.200341 -0.211090 -0.100119 -0.168053 1758 -0.163239 -0.193435 -0.205496 -0.0955565 -0.162680 1757 -0.190734 -0.231418 -0.236261 -0.120650 -0.192230 1756 -0.0382597 -0.0207858 -0.0656566 0.0185070 -0.0283622 1755 -0.330711 -0.424785 -0.392881 -0.248401 -0.342667 1754 -0.123245 -0.138187 -0.160747 -0.0590562 -0.119699 1753 -0.158240 -0.186529 -0.199903 -0.0909939 -0.157308 1752 -0.225728 -0.279760 -0.275416 -0.152588 -0.229840 1751 -0.408197 -0.531828 -0.479582 -0.319121 -0.425944 1750 -0.265721 -0.335008 -0.320165 -0.189088 -0.272821