Links to Journals below – PDF available on the MS Teams Group
Anchukaitis, K.J., Wilson, R., Briffa, K.R., Büntgen, U., Cook, E.R., D’Arrigo, R., et al., 2017. Last millennium Northern Hemisphere summer temperatures from tree rings: part II, spatially resolved reconstructions. Quat. Sci. Rev. 163, 1–22.
Arbellay, E., Jarvis, I., Chavard`es, R.D., Daniels, L.D., Stoffel, M., 2018. Tree-ring proxies of larch bud moth defoliation: latewood width and blue intensity are more precise than tree-ring width. Tree Physiol.
Babst, F., Frank, D., Büntgen, U., Nievergelt, D., Esper, J., 2009. Effect of sample preparation and scanning resolution on the Blue Reflectance of Picea abies. TRACE Proc 7, 188–195.
Babst, F., Wright, W.E., Szejner, P., Wells, L., Belmecheri, S., Monson, R.K., 2016. Blue intensity parameters derived from Ponderosa pine tree rings characterize intra-an- nual density fluctuations and reveal seasonally divergent water limitations. Trees 30 (4), 1403–1415.
Begović, K., Rydval, M., Mikac, S., Čupić, S., Svobodova, K., Mikoláš, M., Kozak, D., Kameniar, O., Frankovič, M., Pavlin, J. and Langbehn, T., 2020. Climate-growth relationships of Norway Spruce and silver fir in primary forests of the Croatian Dinaric mountains. Agricultural and forest meteorology, 288, p.108000.
Björklund, J.A., Gunnarson, B.E., Seftigen, K., Esper, J., Linderholm, H.W., 2014. Blue intensity and density from northern Fennoscandian tree rings, exploring the potential to improve summer temperature reconstructions with earlywood information. Clim. Past 10 (2), 877–885.
Björklund, J., Gunnarson, B.E., Seftigen, K., Zhang, P., Linderholm, H.W., 2015. Using adjusted blue intensity data to attain high-quality summer temperature information: a case study from Central Scandinavia. Holocene 25 (3), 547–556.
Björklund, J., Von Arx, G., Nievergelt, D., Wilson, R., Van den Bulcke, J., Günther, B., et al., 2019. Scientific merits and analytical challenges of tree-ring densitometry. Rev. Geophys. 57 (4), 1224–1264.
Björklund, J., Seftigen, K., Fonti, P., Nievergelt, D., von Arx, G., 2020. Dendroclimatic potential of dendroanatomy in temperature-sensitive Pinus sylvestris. Dendrochronologia 60, 125673.
Björklund, J., Fonti, M.V., Fonti, P., Van den Bulcke, J., von Arx, G., 2021. Cell wall dimensions reign supreme: cell wall composition is irrelevant for the temperature signal of latewood density/blue intensity in Scots pine. Dendrochronologia 65, 125785.
Björklund, J., von Arx, G., Fonti, P., Stridbeck, P., De Mil, T., Neycken, A., & Seftigen, K., 2021. The utility of bulk wood density for tree-ring research. Dendrochronologia, 125880.
Blake, S.A., Palmer, J.G., Bjo ̈rklund, J., Harper, J.B., Turney, C.S., 2020. Palaeoclimate potential of New Zealand Manoao colensoi (silver pine) tree rings using Blue- Intensity (BI). Dendrochronologia 60, 125664.
Brookhouse, M., Graham, R., 2016. Application of the minimum blue-intensity technique to a southern-hemisphere conifer. Tree. Res. 72 (2), 103–107.
Buckley, B.M., Hansen, K.G., Griffin, K.L., Schmiege, S., Oelkers, R., D’Arrigo, R.D., et al., 2018. Blue intensity from a tropical conifer’s annual rings for climate reconstruction: an ecophysiological perspective. Dendrochronologia 50, 10–22.
Buras, A., Spyt, B., Janecka, K., Kaczka, R.J., 2018. Divergent growth of Norway spruce on Babia góra mountain in the western carpathians. Dendrochronologia 50, 33–43.
Campbell, R., McCarroll, D., Loader, N.J., Grudd, H., Robertson, I., Jalkanen, R., 2007. Blue intensity in Pinus sylvestris tree-rings: developing a new palaeoclimate proxy. Holocene 17, 821–828.
Campbell, R., McCarroll, D., Robertson, I., Loader, N.J., Grudd, H., Gunnarson, B., 2011. Blue intensity in Pinus sylvestris tree rings: a manual for a new palaeoclimate proxy. Tree-Ring Res. 67 (2), 127–134.
Cao, X., Fang, K., Chen, P., Zhang, P., Bjo ̈rklund, J., Pumijumnong, N., Guo, Z., 2020. Microdensitometric records from humid subtropical China show distinct climate signals in earlywood and latewood. Dendrochronologia 64, 125764.
Dannenberg, M.P., Wise, E.K., 2016. Seasonal climate signals from multiple tree ring metrics: a case study of Pinus ponderosa in the upper Columbia river Basin.J. Geophys. Res. Biogeosci. 121 (4), 1178–1189.
Davi, N.K., Rao, M.P., Wilson, R., Andreu‐Hayles, L., Oelkers, R., D’Arrigo, R., Nachin, B., Buckley, B., Pederson, N., Leland, C. and Suran, B., 2021. Accelerated recent warming and temperature variability over the past eight centuries in the Central Asian Altai from blue intensity in tree rings. Geophysical Research Letters, 48(16), p.e2021GL092933.
De Mil, T., Meko, M., Belmecheri, S., February, E., Therrell, M., Van den Bulcke, J., & Trouet, V., 2021. A lonely dot on the map: Exploring the climate signal in tree-ring density and stable isotopes of clanwilliam cedar, South Africa. Dendrochronologia, 69, 125879.
Dolgova, E., 2016. June–September temperature reconstruction in the Northern Caucasus based on blue intensity data. Dendrochronologia 39, 17–23.
Frank, T., Nicolussi, K., 2020. Testing different Earlywood/Latewood delimitations for the establishment of Blue Intensity data: a case study based on Alpine Picea abies samples. Dendrochronologia 64, 125775.
Fuentes, M., Bjo ̈rklund, J., Seftigen, K., Salo, R., Gunnarson, B.E., Linderholm, H.W., Aravena, J.C., 2016. A Comparison Between Tree-ring Width and Blue Intensity High and Low Frequency Signals From Pinus sylvestris L. From the Central and Northern Scandinavian Mountains. STR16/04, p. 38.
Fuentes, M., Salo, R., Bjo ̈rklund, J., Seftigen, K., Zhang, P., Gunnarson, B., et al., 2018. A 970-year-long summer temperature reconstruction from Rogen, west-central Sweden, based on blue intensity from tree rings. Holocene 28 (2), 254–266.
Harley, G.L., Heeter, K.J., Maxwell, J.T., Rayback, S.A., Maxwell, R.S., Reinemann, T.E., H Taylor, A., 2020. Towards broad-scale temperature reconstructions for Eastern North America using blue light intensity from tree rings. Int. J. Climatol.
Heeter, K.J., Harley, G.L., Van De Gevel, S.L., White, P.B., 2019. Blue intensity as a temperature proxy in the eastern United States: a pilot study from a southern disjunct population of Picea rubens (sarg.). Dendrochronologia 55, 105–109.
Heeter, K.J., Harley, G.L., Maxwell, J.T., McGee, J.H., Matheus, T.J., 2020. Late summer temperature variability for the Southern Rocky Mountains (USA) since 1735 CE: applying blue light intensity to low-latitude Picea engelmannii Parry ex Engelm. Clim. Change 162 (2), 965–988.
Heeter, K.J., Rochner, M.L. and Harley, G.L., 2021. Summer Air Temperature for the Greater Yellowstone Ecoregion (770–2019 CE) Over 1,250 Years. Geophysical Research Letters, 48(7), p.e2020GL092269.
Heeter, K.J., Harley, G.L., Maxwell, J.T., Wilson, R.J., Abatzoglou, J.T., Rayback, S.A., Rochner, M.L. and Kitchens, K.A., 2021. Summer temperature variability since 1730 CE across the low-to-mid latitudes of western North America from a tree ring blue intensity network. Quaternary Science Reviews, 267, p.107064.
Helama, S., Arentoft, B.W., Collin-Haubensak, O., Hyslop, M.D., Brandstrup, Ch.K., Makela, H.M., Tian, Q., Wilson, R., 2013. Dendroclimatic signals deduced from riparian versus upland forest interior pines in North Karelia. Finland. Ecological Research 28, 1019–1028.
Hiemstra, J.F., Young, G.H., Loader, N.J. and Gordon, P.R., 2021. Interrogating glacier mass balance response to climatic change since the Little Ice Age: reconstructions for the Jotunheimen region, southern Norway. Boreas. https://doi.org/10.1111/bor.12562
Janecka, K., Harvey, J.E., Trouillier, M., Kaczka, R.J., Metslaid, S., Metslaid, M., et al., 2020. Higher winter-spring temperature and winter-spring/summer moisture availability increase Scots pine growth on coastal dune microsites around the south Baltic Sea. Front. Forests Global Change 3 (578912), 1–16.
Kaczka, R.J., Spyt, B., Janecka, K., Musioł, R., 2017. The Blue Intensity proxy for & 400 years growing season temperature reconstruction from the Tatra Mountains. TRACE 15, 23–30. Scientific Technical Report 16/04, GFZ German Research Centre for Geosciences.
Kaczka, R.J., Spyt, B., Janecka, K., Beil, I., Büntgen, U., Scharnweber, T., Nievergelt, D., Wilmking, M., 2018. Different maximum latewood density and blue intensity measurements techniques reveal similar results. Dendrochronologia 49, 94–101.
Linderholm, H.W., Bjo ̈rklund, J., Seftigen, K., Gunnarson, B.E., Fuentes, M., 2015. Fennoscandia revisited: a spatially improved tree-ring reconstruction of summer temperatures for the last 900 years. Clim. Dyn. 45 (3–4), 933–947.
Ljungqvist, F.C., Thejll, P., Bjo ̈rklund, J., Gunnarson, B.E., Piermattei, A., Rydval, M., et al., 2020. Assessing non-linearity in European temperature-sensitive tree-ring data. Dendrochronologia 59, 125652.
McCarroll, D., Pettigrew, E., Luckman, A., Guibal, F., Edouard, J.-L., 2002. Blue reflectance provides a surrogate for latewood density of high-latitude pine tree rings. Arct. Antarct. Alpine Res. 34, 450–453.
McCarroll, D., Loader, N.J., Jalkanen, R., Gagen, M.H., Grudd, H., Gunnarson, B.E., et al., 2013. A 1200-year multiproxy record of tree growth and summer temperature at the northern pine forest limit of Europe. Holocene 23 (4), 471–484.
Mills, C.M., Crone, A., Wood, C., Wilson, R., 2017. Dendrochronologically dated pine buildings from Scotland: the SCOT2K native pine dendrochronology project. Vernac. Archit. 48 (1), 23–43.
Myglan, V.S., Zharnikov, Z.Y., Sidorova, M.O., Barinov, V.V., Tainik, A.V., 2018. Application of the blue-intensity method for dating wooden buildings in Siberia. Archaeol. Ethnol. Anthropol. Eurasia 46 (4), 109–113.
Nagavciuc, V., Roibu, C.C., Ionita, M., Mursa, A., Cotos, M.G., Popa, I., 2019. Different climate response of three tree ring proxies of Pinus sylvestris from the Eastern Carpathians, Romania. Dendrochronologia 54, 56–63.
Österreicher, A., Weber, G., Leuenberger, M., Nicolussi, K., 2015. Exploring blue intensity – comparison of blue intensity and MXD data from alpine spruce trees. In: Wilson, R.M., Helle, G., Ga ̈rtner, H. (Eds.), TRACE – Tree Rings in Archaeology, Climatology and Ecology, vol. 13. Scientific Technical Report 15/06, GFZ German Research Centre for Geosciences, pp. 56–61.
Piermattei, A., Crivellaro, A., Krusic, P.J., Esper, J., Vítek, P., Oppenheimer, C., et al., 2020. A millennium-long ‘Blue Ring’chronology from the Spanish Pyrenees reveals severe ephemeral summer cooling after volcanic eruptions. Environ. Res. Lett. 15 (12), 124016.
Reid, E., Wilson, R., 2020. Delta blue intensity vs. Maximum density: a case study using Pinus uncinata in the Pyrenees. Dendrochronologia 61, 125706.
Rocha, E., Gunnarson, B.E., Holzka ̈mper, S., 2020. Reconstructing summer precipitation with MXD data from Pinus sylvestris growing in the Stockholm Archipelago. Atmosphere 11 (8), 790.
Rydval, M., Larsson, L.Å., McGlynn, L., Gunnarson, B.E., Loader, N.J., Young, G.H., Wilson, R., 2014. Blue Intensity for dendroclimatology: should we have the blues? Experiments from Scotland. Dendrochronologia 32 (3), 191–204.
Rydval, M., Gunnarson, B.E., Loader, N.J., Cook, E.R., Druckenbrod, D.L., Wilson, R., 2017a. Spatial reconstruction of Scottish summer temperatures from tree rings. Int. J. Climatol. 37 (3), 1540–1556.
Rydval, M., Loader, N.J., Gunnarson, B.E., Druckenbrod, D.L., Linderholm, H.W., Moreton, S.G., et al., 2017b. Reconstructing 800 years of summer temperatures in Scotland from tree rings. Clim. Dyn. 49 (9–10), 2951–2974.
Rydval, M., Druckenbrod, D.L., Svoboda, M., Trotsiuk, V., Janda, P., Mikolas, M., et al., 2018b. Influence of sampling and disturbance history on climatic sensitivity of temperature-limited conifers. Holocene 28 (10), 1574–1587.
Schwab, N., Kaczka, R.J., Janecka, K., Bo ̈hner, J.P., Chaudhary, R.P., Scholten, T., Schickhoff, U., 2018. Climate change-induced shift of tree growth sensitivity at a central Himalayan treeline ecotone. Forests 9, 26. https://doi.org/10.3390/ f9050267.
Seftigen, K., Fuentes, M., Ljungqvist, F.C., Bjo ̈rklund, J., 2020. Using Blue Intensity from drought-sensitive Pinus sylvestris in Fennoscandia to improve reconstruction of past hydroclimate variability. Clim. Dyn. 55, 579–594.
Sheppard, P.R., Graumlich, L.J., Conkey, L.E., 1996. Reflected-light image analysis of conifer tree rings for reconstructing climate. Holocene 6 (1), 62–68.
Tsvetanov, N., Dolgova, E., Panayotov, M., 2020. First measurements of Blue intensity from Pinus peuce and Pinus heldreichii tree rings and potential for climate reconstructions. Dendrochronologia 60, 125681.
Wang, F., Arseneault, D., Boucher, E ́., Gloaguen, G.G., Deharte, A., Yu, S., Trou- kechout, N., 2020a. Temperature sensitivity of blue intensity, maximum latewood density, and ring width data of living black spruce trees in the eastern Canadian taiga. Dendrochronologia 64, 125771.
Wang, F., Arseneault, D., Boucher, E ́., Yu, S., Ouellet, S., Chaillou, G., et al., 2020b. Chemical destaining and the delta correction for blue intensity measurements of stained lake subfossil trees. Biogeosciences 17 (18), 4559–4570.
Wiles, G.C., Charlton, J., Wilson, R.J., D’Arrigo, R.D., Buma, B., Krapek, J., et al., 2019. Yellow-cedar blue intensity tree-ring chronologies as records of climate in Juneau, Alaska, USA. Can. J. For. Res. 49 (12), 1483–1492.
Wilson, R., Loader, N.J., Rydval, M., Patton, H., Frith, A., Mills, C.M., et al., 2012. Reconstructing Holocene climate from tree rings: the potential for a long chronology from the Scottish Highlands. Holocene 22 (1), 3–11.
Wilson, R., Rao, R., Rydval, M., Wood, C., Larsson, L.Å., Luckman, B.H., 2014. Blue intensity for dendroclimatology: the BC blues: a case study from British Columbia, Canada. Holocene 24 (11), 1428–1438.
Wilson, R., Anchukaitis, K., Briffa, K.R., Büntgen, U., Cook, E., D’arrigo, R., et al., 2016. Last millennium northern hemisphere summer temperatures from tree rings: part I: the long term context. Quat. Sci. Rev. 134, 1–18.
Wilson, R., D’Arrigo, R., Andreu-Hayles, L., Oelkers, R., Wiles, G., Anchukaitis, K., Davi, N., 2017a. Experiments based on blue intensity for reconstructing North Pacific temperatures along the Gulf of Alaska. Clim. Past 13 (8), 1007–1022.
Wilson, R., Wilson, D., Rydval, M., Crone, A., Büntgen, U., Clark, S., Ehmer, J., Forbes, E., Fuentes, M., Gunnarson, B.E., Linderholm, H.W., 2017b. Facilitating tree-ring dating of historic conifer timbers using Blue Intensity. J. Archaeol. Sci. 78, 99–111.
Wilson, R., Anchukaitis, K., Andreu-Hayles, L., Cook, E., D’Arrigo, R., Davi, N., et al., 2019. Improved dendroclimatic calibration using blue intensity in the southern Yukon. Holocene 29 (11), 1817–1830.
Wilson, Rob, Allen, Kathy, Baker, Patrick, Boswijk, Gretel, Buckley, Brendan,Cook, Edward, D’Arrigo, Rosanne, Druckenbrod, Dan, Fowler, Anthony, Grandjean, Margaux, Krusic, Paul, Palmer, Jonathan, 2021. Evaluating the dendroclimatological potential of blue intensity on multiple conifer species from Tasmania and New Zealand. Biogeosci. Discus. 1–41. https://doi.org/10.5194/bg-2021-119.
Yanosky, T.M., Robinove, C.J., 1986. Digital image measurement of the area and anatomical structure of tree rings. Can. J. Bot. 64 (12), 2896–2902.
Yanosky, T.M., Robinove, C.J., Clark, R.G., 1987. Progress in the image analysis of treerings. In: Jacoby, G.C., Hornbeck, J.W. (Eds.), Proceedings, International Symposium on Ecological Aspects of Tree-Ring Analysis. National Technical Information Service. Springfield, Virginia, pp. 658–665.