Ice Cut Dalton Highway, Alaska salix - AK175 Additional Site Information Laia Andreu-Hayles, Kevin J. Anchukaitis, Javi Martin-Fernández, Rosanne D'Arrigo Reference: Laia Andreu-Hayles, Benjamin V. Gaglioti, Logan T. Berner, Mathieu Levesque, Kevin J. Anchukaitis, Scott J. Goetz and Rosanne D'Arrigo. 2020 in press. A narrow window of summer temperatures associated with shrub growth in Arctic Alaska. Environmental Research Letters, in press. doi: 10.1088/1748-9326/ab897f NOTES: North Slope, Alaska 2010 shrub ring-width data. Keywords: ring-width, shrub, Alaska Funding: US National Science Foundation PLR-1504134, PLR-1603473, AGS-1502150 COFECHA output: Chronology file name : AK175.CRN Measurement file name : AK175.RWL Date checked : 13MAY20 Checked by : B. Bauer Beginning year : 1977 Ending year : 2010 Principal investigators: L.Andreu-Hayles K.J.Anchukaitis J.Martin-Fernández R.D'Arrigo Site name : Ice Cut Dalton Highway Site location : Alaska Species information : SASP WILLOW Latitude : 6900 Longitude : -14848 Elevation : M Series intercorrelation: 0.537 Avg mean sensitivity : 0.296 Avg standard deviation : 0.468 Avg autocorrelation : 0.521 Number dated series : 40 Segment length tested : 50 Number problem segments: 5 Pct problem segments : 12.50 PART 5: CORRELATION OF SERIES BY SEGMENTS: Ice Cut willow 15:37 Wed 13 May 2020 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 1975 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 ICA011 1979 2010 .66 2 ICA012 1979 2010 .58 3 ICA021 1977 2010 .74 4 ICA022 1977 2010 .59 5 ICA031 1978 2010 .79 6 ICA032 1978 2010 .63 7 ICA041 1991 2010 .38B 8 ICA042 1991 2010 .48 9 ICA051 1985 2010 .55 10 ICA052 1985 2010 .64 11 ICA061 1980 2010 .39 12 ICA062 1980 2010 .80 13 ICA071 1990 2010 .53B 14 ICA072 1990 2010 .63 15 ICA081 1981 2010 .59 16 ICA082 1981 2010 .57 17 ICA091 1986 2010 .53 18 ICA092 1986 2010 .64 19 ICA101 1981 2010 .43 20 ICA102 1981 2010 .68 21 ICA111 1979 2010 .20A 22 ICA112 1979 2010 .34 23 ICA121 1981 2010 .33 24 ICA122 1981 2010 .42 25 ICA131 1983 2010 .55 26 ICA132 1983 2010 .49 27 ICA141 1985 2010 .29B 28 ICA142 1985 2010 .49 29 ICA151 1978 2010 .47 30 ICA152 1978 2010 .55 31 ICA171 1982 2010 .33 32 ICA172 1982 2010 .32A 33 ICA181 1978 2010 .73 34 ICA182 1978 2010 .39 35 ICA191 1978 2010 .45 36 ICA192 1978 2010 .60 37 ICA201 1986 2010 .70 38 ICA202 1986 2010 .68 39 ICA80A 1980 2010 .67 40 ICA802 1980 2010 .56 Av segment correlation .53 PART 7: DESCRIPTIVE STATISTICS: Ice Cut willow 15:37 Wed 13 May 2020 Page 8 ----------------------------------------------------------------------------------------------------------------------------------- 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 ICA011 1979 2010 32 1 0 .663 1.10 1.97 .364 .495 .256 2.71 .526 -.032 1 2 ICA012 1979 2010 32 1 0 .575 .91 1.89 .311 .517 .223 2.94 .670 .018 1 3 ICA021 1977 2010 34 1 0 .744 .96 1.79 .433 .783 .261 2.61 .583 -.050 1 4 ICA022 1977 2010 34 1 0 .591 .87 2.21 .550 .722 .312 2.76 .840 -.127 1 5 ICA031 1978 2010 33 1 0 .790 .65 1.20 .307 .607 .366 2.76 .693 -.092 1 6 ICA032 1978 2010 33 1 0 .632 .68 1.31 .316 .649 .355 2.77 .647 -.070 1 7 ICA041 1991 2010 20 1 1 .379 1.12 2.05 .470 .348 .344 2.61 .637 -.015 1 8 ICA042 1991 2010 20 1 0 .477 1.34 3.20 .679 .557 .271 3.15 .723 .116 1 9 ICA051 1985 2010 26 1 0 .552 1.29 1.98 .559 .652 .289 2.54 .519 -.003 1 10 ICA052 1985 2010 26 1 0 .640 1.19 2.31 .555 .598 .268 2.53 .523 -.061 1 11 ICA061 1980 2010 31 1 0 .394 .71 1.30 .275 .450 .320 2.63 .642 -.011 1 12 ICA062 1980 2010 31 1 0 .800 .82 1.48 .319 .488 .303 2.74 .694 -.086 1 13 ICA071 1990 2010 21 1 1 .532 .99 1.56 .290 .219 .276 2.64 .695 .012 1 14 ICA072 1990 2010 21 1 0 .632 .85 1.26 .259 .506 .254 2.34 .525 -.061 1 15 ICA081 1981 2010 30 1 0 .586 .79 2.38 .370 .108 .286 2.99 .554 .122 2 16 ICA082 1981 2010 30 1 0 .568 .74 2.33 .380 .294 .350 2.94 .579 .130 2 17 ICA091 1986 2010 25 1 0 .527 1.16 1.89 .350 .191 .271 2.60 .574 -.129 1 18 ICA092 1986 2010 25 1 0 .642 1.35 1.86 .370 .032 .243 2.59 .561 -.066 2 19 ICA101 1981 2010 30 1 0 .432 1.33 2.31 .488 .620 .258 2.68 .575 -.116 1 20 ICA102 1981 2010 30 1 0 .675 .90 3.71 .619 .135 .400 3.40 .750 .166 1 21 ICA111 1979 2010 32 1 1 .198 1.45 2.60 .605 .611 .265 2.64 .526 .020 1 22 ICA112 1979 2010 32 1 0 .339 1.66 3.01 .752 .773 .279 2.75 .709 .087 1 23 ICA121 1981 2010 30 1 0 .334 .69 1.47 .299 .331 .432 2.79 .640 .102 1 24 ICA122 1981 2010 30 1 0 .420 .58 1.22 .254 .180 .451 2.84 .741 .116 1 25 ICA131 1983 2010 28 1 0 .551 1.39 3.12 .486 .201 .276 2.81 .692 .036 1 26 ICA132 1983 2010 28 1 0 .488 1.46 2.88 .467 .322 .274 2.74 .576 -.009 1 27 ICA141 1985 2010 26 1 1 .286 1.69 3.43 .833 .796 .212 2.54 .557 -.010 1 28 ICA142 1985 2010 26 1 0 .490 1.85 3.29 .805 .626 .217 2.70 .583 .133 1 29 ICA151 1978 2010 33 1 0 .469 1.38 2.89 .684 .818 .261 2.46 .496 -.016 1 30 ICA152 1978 2010 33 1 0 .549 1.58 3.20 .750 .801 .298 2.73 .763 .076 2 31 ICA171 1982 2010 29 1 0 .334 1.10 2.31 .531 .700 .320 2.54 .699 -.172 1 32 ICA172 1982 2010 29 1 1 .323 .88 1.89 .378 .606 .308 2.40 .558 -.132 1 33 ICA181 1978 2010 33 1 0 .733 1.15 2.52 .549 .690 .301 2.84 .647 .102 1 34 ICA182 1978 2010 33 1 0 .392 .92 2.09 .378 .482 .281 2.72 .434 .114 1 35 ICA191 1978 2010 33 1 0 .454 .77 2.08 .420 .682 .279 2.55 .476 -.007 1 36 ICA192 1978 2010 33 1 0 .599 .87 1.83 .506 .739 .418 2.50 .633 .007 1 37 ICA201 1986 2010 25 1 0 .701 1.47 2.41 .495 .315 .278 2.57 .578 -.012 2 38 ICA202 1986 2010 25 1 0 .680 1.19 2.29 .470 .557 .255 2.57 .487 -.086 2 39 ICA80A 1980 2010 31 1 0 .667 .87 2.12 .366 .494 .243 2.93 .578 -.065 1 40 ICA802 1980 2010 31 1 0 .560 1.07 2.28 .438 .672 .218 3.08 .675 -.038 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 1164 40 5 .537 1.08 3.71 .468 .521 .296 3.40 .615 -.002