Glacier, British Columbia, Canada - CANA223 Additional Site Information Rob Wilson and Brian Luckman Purpose of Collection: Climatology - temperature analyses Measurement type: Total ring width Location of core material: Department of Geography, University of Western Ontario References: Wilson, R.J.S. and Luckman, B.H. 2002. Tree-ring reconstruction of maximum and minimum temperatures and the diurnal temperature range in British Columbia, Canada. Dendrochronologia, 20(3): 257-268. Wilson, R.J.S. and Luckman, B.H. 2003. Dendroclimatic Reconstruction of Maximum Summer Temperatures from Upper Tree-Line Sites in Interior British Columbia. The Holocene. 13(6): 853-863. Wilson, R., D’Arrigo. R., Buckley, B., Büntgen, U., Esper, J., Frank, D., Luckman, B., Payette, S. Vose, R. and Youngblut, D. In Press 2007. A matter of divergence – tracking recent warming at hemispheric scales using tree-ring data. Journal of Geophysical Research - Atmopsheres. VOL. 112, XXXXXX, doi:10.1029/2006JD008318 NOTES: Aspect: W Slope Angle: 5-10 Estimated Species Composition: 45% MH, 45% SF, 10% ES ES = Engelmann spruce; SF = Sub-alpine fir; WP = Whitebark pine; AL = Alpine larch; C = Western red cedar; MH = Mountain hemlock; LP = Lodgepole pine Site Information: Exposed tree-line krummholz site. Small narrow ringed trees often showing reaction wood. COFECHA output: Chronology file name : N/A Measurement file name : CANA223.RWL Date checked : 16JUL07 Checked by : B. Bauer Beginning year : 1798 Ending year : 1997 Principal investigators: Rob Wilson Brian Luckman Site name : Glacier Site location : Canada Species information : PCEN ENGELMANN SPRUCE Latitude : 5115 Longitude : -11731 Elevation : 2050M Series intercorrelation: 0.472 Avg mean sensitivity : 0.310 Avg standard deviation : 0.271 Avg autocorrelation : 0.679 Number dated series : 32 Segment length tested : 50 Number problem segments: 16 Pct problem segments : 15.84 PART 5: CORRELATION OF SERIES BY SEGMENTS: Glacier 14:25 Mon 16 Jul 2007 Page 5 ----------------------------------------------------------------------------------------------------------------------------------- Correlations of 50-year dated segments, lagged 25 years Flags: A = correlation under .3281 but highest as dated; B = correlation higher at other than dated position Seq Series Time_span 1800 1825 1850 1875 1900 1925 1950 1849 1874 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 A9801E 1939 1997 .55 .48 2 A9801W 1939 1997 .56 .55 3 A9803N 1965 1997 .54 4 A9803S 1965 1997 .48 5 A9803E 1940 1997 .44 .42 6 A9803W 1940 1997 .67 .65 7 A9804N 1933 1997 .67 .54 8 A9804S 1933 1997 .63 .60 9 A9804E 1941 1997 .49 .48 10 A9805N 1804 1997 .07B .34 .35 .13B .36 .43 .48 11 A9805S 1800 1891 .17B .24B .23A 12 A9806N 1867 1997 .58 .58 .48 .65 .65 13 A9806S 1867 1997 .41 .36 .43 .47 .40 14 A9807E 1842 1958 .47 .35 .19B .34B .34B 15 A9807W 1798 1942 .06B .52 .40 .28B .35 16 A9808N 1889 1997 .50 .44 .55 .60 17 A9808S 1889 1996 .33A .29A .31A .39 18 A9809N 1922 1997 .52 .52 .53 19 A9809S 1922 1997 .53 .52 .58 20 A9812N 1889 1997 .47 .40 .47 .58 21 A9812S 1889 1997 .56 .47 .56 .66 22 A9813E 1900 1997 .39B .52 .46 23 A9813W 1904 1997 .54 .65 .62 24 A9814N 1927 1997 .64 .59 25 A9814S 1927 1997 .59 .42 26 A9814E 1932 1997 .60 .58 27 A9814W 1932 1997 .38 .35 28 A9816E 1820 1939 .34 .42 .42 .36 .17B 29 A9817E 1911 1997 .57 .65 .60 30 A9817W 1911 1997 .57 .55 .37 31 A9818E 1895 1997 .41 .35 .54 .55 32 A9818W 1895 1997 .45 .28B .41 .63 Av segment correlation .16 .40 .39 .39 .42 .53 .53 PART 7: DESCRIPTIVE STATISTICS: Glacier 14:25 Mon 16 Jul 2007 Page 6 ----------------------------------------------------------------------------------------------------------------------------------- Corr //-------- Unfiltered --------\\ //---- Filtered -----\\ No. No. No. with Mean Max Std Auto Mean Max Std Auto AR Seq Series Interval Years Segmt Flags Master msmt msmt dev corr sens value dev corr () --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- 1 A9801E 1939 1997 59 2 0 .504 .65 1.87 .452 .785 .336 2.72 .596 -.061 1 2 A9801W 1939 1997 59 2 0 .537 .82 1.69 .395 .580 .330 2.56 .497 .036 1 3 A9803N 1965 1997 33 1 0 .542 1.17 1.65 .272 .263 .225 2.51 .653 .034 1 4 A9803S 1965 1997 33 1 0 .483 1.15 2.12 .453 .637 .301 2.55 .589 -.056 1 5 A9803E 1940 1997 58 2 0 .453 .65 1.49 .316 .733 .260 2.68 .533 -.076 1 6 A9803W 1940 1997 58 2 0 .655 1.18 2.11 .369 .485 .251 2.58 .582 .030 1 7 A9804N 1933 1997 65 2 0 .555 .95 1.96 .314 .374 .278 2.48 .405 -.022 1 8 A9804S 1933 1997 65 2 0 .623 1.24 2.32 .360 .317 .262 2.71 .486 -.060 1 9 A9804E 1941 1997 57 2 0 .500 1.39 3.13 .457 .401 .281 2.50 .467 -.005 1 10 A9805N 1804 1997 194 7 2 .389 .18 .68 .130 .668 .512 2.57 .443 .058 1 11 A9805S 1800 1891 92 3 3 .162 .23 .66 .130 .785 .314 2.56 .490 -.079 2 12 A9806N 1867 1997 131 5 0 .590 .31 .77 .150 .703 .321 2.60 .406 -.012 1 13 A9806S 1867 1997 131 5 0 .410 .34 1.39 .242 .698 .362 2.77 .438 -.008 1 14 A9807E 1842 1958 117 5 3 .491 .18 .59 .114 .618 .417 2.79 .406 -.061 1 15 A9807W 1798 1942 145 5 2 .268 .26 .90 .124 .660 .276 2.77 .460 .027 1 16 A9808N 1889 1997 109 4 0 .528 .46 1.50 .213 .614 .281 2.68 .404 -.061 1 17 A9808S 1889 1996 108 4 3 .352 .36 .81 .179 .809 .251 2.72 .462 -.089 2 18 A9809N 1922 1997 76 3 0 .500 .38 1.04 .217 .825 .291 2.71 .426 .004 1 19 A9809S 1922 1997 76 3 0 .498 .78 1.64 .289 .478 .289 2.63 .504 -.021 2 20 A9812N 1889 1997 109 4 0 .507 .62 2.13 .393 .865 .269 2.67 .478 .023 1 21 A9812S 1889 1997 109 4 0 .597 .67 2.33 .409 .791 .293 2.79 .421 -.037 1 22 A9813E 1900 1997 98 3 1 .496 .54 1.70 .298 .719 .374 2.64 .393 -.034 2 23 A9813W 1904 1997 94 3 0 .552 .56 1.11 .243 .554 .322 2.54 .470 -.038 2 24 A9814N 1927 1997 71 2 0 .591 .37 1.16 .219 .661 .371 2.71 .523 -.014 2 25 A9814S 1927 1997 71 2 0 .509 .60 1.20 .226 .584 .267 2.54 .472 -.018 1 26 A9814E 1932 1997 66 2 0 .616 .58 1.14 .239 .594 .301 2.46 .383 -.016 2 27 A9814W 1932 1997 66 2 0 .384 .26 .88 .137 .692 .307 2.60 .424 -.024 1 28 A9816E 1820 1939 120 5 1 .295 .78 2.26 .380 .780 .233 2.77 .411 -.054 1 29 A9817E 1911 1997 87 3 0 .545 .51 1.54 .349 .862 .310 2.80 .506 .014 1 30 A9817W 1911 1997 87 3 0 .470 .76 1.95 .459 .890 .255 2.59 .447 -.081 1 31 A9818E 1895 1997 103 4 0 .476 .71 1.69 .357 .781 .230 2.66 .519 -.030 1 32 A9818W 1895 1997 103 4 1 .515 .96 2.19 .384 .754 .235 2.45 .343 .002 2 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 2850 101 16 .472 .57 3.13 .271 .679 .310 2.80 .456 -.021