# 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. Series End Year header line corrected to 2000 AD, May 2009. Original version of this file header (March 2009) incorrectly stated series ended in 1988 AD. # March 2009, v 1.0.0 Header line 11 corrected May 2009: Series End Year corrected to 2000 AD. Original version of this file header incorrectly stated series ended in 1988 AD. # # YearAD annual JFM AMJ JAS OND 2000 0.179203663 0.251670612 0.184201783 0.214494586 0.213020928 1999 0.074221332 0.109464526 0.081432203 0.118991009 0.088441804 1998 0.376670429 0.519153489 0.37750647 0.394132265 0.447348327 1997 -0.123245434 -0.158018351 -0.111872484 -0.06064667 -0.145885595 1996 0.124212918 0.17718171 0.130370098 0.164468903 0.147765196 1995 0.211698194 0.295686782 0.216011415 0.244055216 0.251581133 1994 0.469154864 0.644430279 0.468041577 0.478266368 0.557096603 1993 0.166705766 0.234741316 0.171967309 0.203125112 0.19819008 1992 0.069222173 0.102692807 0.076538413 0.11444322 0.082509465 1991 -0.030761 -0.032741561 -0.021337377 0.023487433 -0.036137319 1990 0.164206187 0.231355457 0.169520415 0.200851218 0.19522391 1989 0.11671418 0.167024132 0.123029414 0.157647219 0.138866688 1988 -0.023262262 -0.022583983 -0.013996693 0.030309117 -0.027238811 1987 -0.145741648 -0.188491084 -0.133894537 -0.081111722 -0.172581122 1986 0.094217966 0.136551399 0.101007361 0.137182167 0.112171161 1985 0.321679684 0.444664587 0.323674785 0.344106582 0.382092596 1984 0.019230587 0.034975623 0.027600518 0.068965326 0.023186073 1983 0.021730166 0.038361482 0.030047413 0.071239221 0.026152242 1982 -0.093250483 -0.117388041 -0.082509747 -0.033359934 -0.11029156 1981 -0.233226924 -0.306996156 -0.219535854 -0.160698036 -0.276397058 1980 0.126712497 0.180567569 0.132816993 0.166742798 0.150731366 1979 0.256690622 0.356632247 0.260055521 0.284985321 0.304972186 1978 0.001733532 0.011274609 0.010472255 0.053048064 0.002422886 1977 0.009232269 0.021432186 0.017812939 0.059869748 0.011321394 1976 -0.243225242 -0.320539593 -0.229323433 -0.169793615 -0.288261736 1975 -0.253223559 -0.33408303 -0.239111012 -0.178889193 -0.300126415 1974 -0.238226083 -0.313767875 -0.224429643 -0.165245825 -0.282329397 1973 -0.225728186 -0.296838579 -0.212195169 -0.153876352 -0.267498549 1972 -0.280718931 -0.371327481 -0.266026854 -0.203902035 -0.332754281 1971 -0.030761 -0.032741561 -0.021337377 0.023487433 -0.036137319 1970 -0.333210097 -0.442430524 -0.317411645 -0.251653823 -0.395043842 1969 -0.003265627 0.00450289 0.005578465 0.048500274 -0.003509454 1968 -0.173237021 -0.225735535 -0.160810379 -0.106124564 -0.205208987 1967 -0.043258896 -0.049670857 -0.033571851 0.01211796 -0.050968167 1966 -0.215729869 -0.283295142 -0.20240759 -0.144780773 -0.255633871 1965 -0.418195794 -0.557549737 -0.400606067 -0.328966242 -0.495893609 1964 -0.243225242 -0.320539593 -0.229323433 -0.169793615 -0.288261736 1963 -0.123245434 -0.158018351 -0.111872484 -0.06064667 -0.145885595 1962 -0.155739965 -0.202034521 -0.143682116 -0.090207301 -0.1844458 1961 0.029228904 0.04851906 0.037388097 0.078060905 0.035050751 1960 -0.005765206 0.001117031 0.00313157 0.04622638 -0.006475623 1959 0.00673269 0.018046327 0.015366044 0.057595853 0.008355225 1958 0.134211235 0.190725146 0.140157677 0.173564482 0.159629875 1957 0.094217966 0.136551399 0.101007361 0.137182167 0.112171161 1956 0.084219649 0.123007962 0.091219782 0.128086588 0.100306483 1955 0.149208711 0.211040302 0.154839046 0.18720785 0.177426893 1954 0.129212077 0.183953428 0.135263888 0.169016692 0.153697536 1953 0.174204504 0.244898894 0.179307994 0.209946796 0.207088589 1952 -0.073253848 -0.090301167 -0.062934589 -0.015168777 -0.086562203 1951 0.034228063 0.055290778 0.042281887 0.082608695 0.04098309 1950 0.249191884 0.34647467 0.252714837 0.278163637 0.296073677 1949 -0.203231973 -0.266365846 -0.190173117 -0.1334113 -0.240803023 1948 0.18920198 0.265214049 0.193989362 0.223590164 0.224885606 1947 0.016731007 0.031589764 0.025153623 0.066691432 0.020219903 1946 0.244192725 0.339702951 0.247821047 0.273615847 0.290141338 1945 0.146709132 0.207654442 0.152392151 0.184933955 0.174460723 1944 0.109215442 0.156866554 0.11568873 0.150825535 0.129968179 1943 0.091718387 0.13316554 0.098560466 0.134908272 0.109204992 1942 0.064223014 0.095921089 0.071644624 0.109895431 0.076577126 1941 -0.023262262 -0.022583983 -0.013996693 0.030309117 -0.027238811 1940 -0.193233655 -0.252822409 -0.180385537 -0.124315721 -0.228938344 1939 0.109215442 0.156866554 0.11568873 0.150825535 0.129968179 1938 -0.193233655 -0.252822409 -0.180385537 -0.124315721 -0.228938344 1937 0.024229745 0.041747341 0.032494308 0.073513116 0.029118412 1936 0.149208711 0.211040302 0.154839046 0.18720785 0.177426893 1935 -0.020762682 -0.019198124 -0.011549798 0.032583012 -0.024272641 1934 0.069222173 0.102692807 0.076538413 0.11444322 0.082509465 1933 -0.158239545 -0.20542038 -0.146129011 -0.092481196 -0.18741197 1932 -0.105748379 -0.134317337 -0.094744221 -0.044729407 -0.125122408 1931 0.009232269 0.021432186 0.017812939 0.059869748 0.011321394 1930 0.196700718 0.275371626 0.201330047 0.230411848 0.233784115 1929 -0.200732393 -0.262979987 -0.187726222 -0.131137405 -0.237836853 1928 -0.080752586 -0.100458745 -0.070275273 -0.021990461 -0.095460712 1927 -0.14074249 -0.181719366 -0.129000747 -0.076563933 -0.166648782 1926 -0.198232814 -0.259594128 -0.185279327 -0.12886351 -0.234870683 1925 -0.21323029 -0.279909283 -0.199960696 -0.142506878 -0.252667701 1924 -0.14074249 -0.181719366 -0.129000747 -0.076563933 -0.166648782 1923 -0.005765206 0.001117031 0.00313157 0.04622638 -0.006475623 1922 -0.223228607 -0.29345272 -0.209748275 -0.151602457 -0.26453238 1921 -0.038259738 -0.042899139 -0.028678062 0.016665749 -0.045035828 1920 -0.125745014 -0.161404211 -0.114319379 -0.062920565 -0.148851765 1919 -0.263221876 -0.347626467 -0.248898591 -0.187984772 -0.311991093 1918 -0.145741648 -0.188491084 -0.133894537 -0.081111722 -0.172581122 1917 -0.445691166 -0.594794189 -0.427521909 -0.353979083 -0.528521475 1916 -0.353206732 -0.469517398 -0.336986803 -0.26984498 -0.418773199 1915 -0.315713042 -0.41872951 -0.300283381 -0.23573656 -0.374280655 1914 -0.345707994 -0.45935982 -0.329646118 -0.263023296 -0.40987469 1913 -0.57816887 -0.774244726 -0.557207332 -0.474495501 -0.685728464 1912 -0.648157091 -0.869048784 -0.625720386 -0.538164552 -0.768781213 1911 -0.440692008 -0.58802247 -0.42262812 -0.349431294 -0.522589136 1910 -0.388200842 -0.516919427 -0.37124333 -0.301679506 -0.460299574 1909 -0.318212621 -0.422115369 -0.302730276 -0.238010455 -0.377246825 1908 -0.288217669 -0.381485059 -0.273367539 -0.210723719 -0.341652789 1907 -0.500681911 -0.669283091 -0.481353594 -0.404004766 -0.593777206 1906 -0.398199159 -0.530462864 -0.381030909 -0.310775084 -0.472164252 1905 -0.3207122 -0.425501228 -0.305177171 -0.240284349 -0.380212994 1904 -0.408197477 -0.5440063 -0.390818488 -0.319870663 -0.484028931 1903 -0.325711359 -0.432272947 -0.31007096 -0.244832139 -0.386145334 1902 -0.385701263 -0.513533568 -0.368796435 -0.299405611 -0.457333404 1901 -0.290717249 -0.384870918 -0.275814433 -0.212997613 -0.344618959 1900 -0.403198318 -0.537234582 -0.385924698 -0.315322874 -0.478096592 1899 -0.448190746 -0.598180048 -0.429968804 -0.356252978 -0.531487645 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