Publications

Leppä, K., Szejner, P., Angove, C. et al. Interpreting inter- and intra-annual environmental signals in tree-ring δ¹⁸O using isotope-enabled modeling. Tree Physiology (Feb 2026). doi.org/10.1093/treephys/tpag026

Szejner, P., Martínez-García, E., Haakana, H. et al. Norway spruce shows stronger growth sensitivity and weaker intrinsic water-use efficiency response than Scots pine under increasing water limitation in southern Finland. Preprint, Biogeosciences (EGUsphere) (Oct 2025). doi.org/10.5194/egusphere-2025-4994

Szejner, P., Tang, Y., Angove, C. et al. Opposing seasonal trends in source water and sugar dampen intra-annual variability in tree rings oxygen isotopes. New Phytologist, 247, 97–114 (May 2025). doi.org/10.1111/nph.70223

Palvi, A., Martínez García, E., Szejner, P. et al. Repeated nitrogen fertilization enhances Scots pine growth and carbon uptake without persistent long-term effects in boreal forests. Tree Physiology, 45(6), tpaf053 (May 2025). doi.org/10.1093/treephys/tpaf053

Bailey, K., Szejner, P., Strange, B. et al. The aridity influence on oxygen isotopes recorded in tree rings. Tree Physiology, 45(5), tpaf044 (Apr 2025). doi.org/10.1093/treephys/tpaf044

Shipley, O.N., Szejner, P. (co-author) et al. Design, development, and implementation of IsoBank: A centralized repository for isotopic data. PLOS One, 19(9), e0295662 (Sep 2024). doi.org/10.1371/journal.pone.0295662

Alvarez, C., Christie, D., González-Reyes, A. et al. (Szejner, P. co-author) Hydroclimate variability in the Tropical Andes recorded by δ¹⁸O isotopes from a new network of Polylepis tarapacana tree-rings. Global and Planetary Change, 239, 104503 (Jun 2024). doi.org/10.1016/j.gloplacha.2024.104503

Bailey, K., Szejner, P., Strange, B. et al. The Influence of Winter Snowpack on the Use of Summer Rains in Montane Pine Forests Across the Southwest U.S. JGR Biogeosciences, 128(9) (Sep 2023). doi.org/10.1029/2023JG007494

Szejner, P., Christie, D., Le Quesne, C., Gutiérrez, A.G. Fog-dependent forests in southern Atacama face threat from drought. Past Global Changes Magazine (Aug 2023). pastglobalchanges.org

Li, Y., Zeng, X., Liu, X. et al. (Szejner, P. co-author) A Seasonally Varying Tree Physiological Response to Environmental Conditions: Results From Semi-Arid China. JGR Biogeosciences (Jul 2023). doi.org/10.1029/2023JG007455

Strange, B.M., Monson, R.K., Szejner, P. et al. The North American Monsoon buffers forests against the ongoing megadrought in the Southwestern United States. Global Change Biology, 29(15), 4354–4367 (Jun 2023). doi.org/10.1111/gcb.16762

Urrutia-Jalabert, R., Barichivich, J., Szejner, P. et al. Ecophysiological Responses of Nothofagus obliqua Forests to Recent Climate Drying Across the Mediterranean-Temperate Biome Transition in South-Central Chile. JGR Biogeosciences, 128 (Apr 2023). doi.org/10.1029/2022JG007293

Argüelles-Marrón, B., Meave, J.A., Szejner, P. (co-author) et al. Adaptation potential of Neotropical montane oaks to drought events: wood anatomy sensitivity in Quercus delgadoana and Quercus meavei. Functional Ecology, 37, 2040–2055 (May 2023). doi.org/10.1111/1365-2435.14362

Xu, G., Liu, X., Hu, J., Dorado-Liñán, I., Gagen, M., Szejner, P., Chen, T., Trouet, V. Intra-annual tree-ring δ¹⁸O and δ¹³C reveal a trade-off between isotopic source and humidity in moist environments. Tree Physiology, tpac076 (2022). doi

Cabon, A., Kannenberg, S.A., Arain, A., Babst, F., Baldocchi, D., Belmecheri, S. et al., Szejner, P. et al. Cross-biome synthesis of source versus sink limits to tree growth. Science, 376(6594), 758–761 (2022). doi

Leavitt, S.W., & Szejner, P. Intra-annual tree-ring isotope variations: do they occur when environment remains constant? Trees, 1–4 (2022). doi

Yocom, L., Ogle, K., Peltier, D. et al. Tree growth sensitivity to climate varies across a seasonal precipitation gradient. Oecologia (2022). doi

Cerano-Paredes, J., Szejner, P., Gutiérrez-García, G., Cervantes-Martínez, R. et al. How to Extract Climate Variability from Tree-Rings. J. Vis. Exp., (181), e63414 (2022). doi

Belmecheri, S., Wright, W.E., Szejner, P. Sample Collection and Preparation for Annual and Intra-annual Tree-Ring Isotopes. Stable Isotopes in Tree Rings (Springer, 2022). doi

Kannenberg, S.A., Driscoll, A.W., Szejner, P. et al. Rapid increases in shrubland and forest intrinsic water-use efficiency. (2021)

Szejner, P., Belmecheri, S., Babst, F., Wright, W.E., Frank, D.C., Hu, J., Monson, R.K. Stable isotopes of tree rings reveal seasonal dynamics of forest water fluxes. Oecologia (2021). doi

Xu, G., Liu, X., Sun, W., Szejner, P., Zeng, X., Yoshimura, K., Trouet, V. Seasonal divergence between soil water availability and atmospheric moisture recorded in intra-annual tree-ring δ¹⁸O extremes. Environmental Research Letters, 094036 (2020).

Szejner, P., Clute, T., Anderson, E., Evans, M.N., Hu, J. Reduction in lumen area is associated with the δ¹⁸O exchange between sugars and source water during cellulose synthesis. New Phytologist, 226, 1583–1593 (2020).

Szejner, P., Belmecheri, S., Ehleringer, J.R., Monson, R.K. Recent increases in drought frequency cause observed multi-year drought legacies in the tree rings of semi-arid forests. Oecologia, 192, 241–259 (2020).

Monson, R.K., Szejner, P., Belmecheri, S., Morino, K.A., Wright, W.E. Finding the seasons in tree ring stable isotope ratios. American Journal of Botany, 105, 1–3 (2018).

Belmecheri, S., Wright, W.E., Szejner, P., Morino, K.A., Monson, R.K. Carbon and oxygen isotope fractionations in tree rings reveal interactions between cambial phenology and seasonal climate. Plant, Cell & Environment, 2758–2772 (2018).

Szejner, P., Wright, W.E., Belmecheri, S., Meko, D., Leavitt, S.W., Ehleringer, J.R., Monson, R.K. Disentangling seasonal and interannual legacies from inferred patterns of forest water and carbon cycling using tree-ring stable isotopes. Global Change Biology, 5332–5347 (2018).

González-Reyes, Á., McPhee, J., Christie, D.A., Le Quesne, C., Szejner, P., Masiokas, M.H., Villalba, R., Muñoz, A.A., Crespo, S. et al. Spatiotemporal variations in hydroclimate across the Mediterranean Andes (30°–37°S) since the early twentieth century. Journal of Hydrometeorology, 1929–1942 (2017).

Szejner, P., Wright, W.E., Babst, F., Belmecheri, S., Trouet, V., Leavitt, S.W., Ehleringer, J.R., Monson, R.K. Latitudinal gradients in tree ring stable carbon and oxygen isotopes reveal differential climate influences of the North American Monsoon System. JGR Biogeosciences, 121, 1978–1991 (2016).

Wright, W.E., Baisan, C., Streck, M., Wright, W.W., Szejner, P. Dendrochronology and middle Miocene petrified oak: Modern counterparts and interpretation. Palaeogeography, Palaeoclimatology, Palaeoecology, 445, 38–49 (2016).

Babst, F., Wright, W.E., Szejner, P., Wells, L., Belmecheri, S., Monson, R.K. Blue intensity parameters derived from Ponderosa pine tree rings. Trees – Structure and Function, 1403–1415 (2016).

Muñoz, A., González-Reyes, A., Lara, A., Sauchyn, D., Christie, D.A., Villalba, R., Urrutia-Jalabert, R., Szejner, P. et al. Streamflow variability in the Chilean Temperate-Mediterranean climate transition (35°S–42°S) during the last 400 years inferred from tree-ring records. Climate Dynamics, 47, 4051–4066 (2016).

Stahle, D.W., Cook, E.R., Burnette, D.J., Villanueva, J., Cerano, J., Burns, J.N., Griffin, D., Cook, B.I., Acuña, R., Torbenson, M.C.A., Szejner, P. et al. The Mexican Drought Atlas: Tree-ring reconstructions of the soil moisture balance during the late pre-Hispanic, colonial, and modern eras. Quaternary Science Reviews, 149, 34–60 (2016).

González, M.E., Szejner, P., Donoso, P.J., Salas, C. Fire, logging and establishment patterns of second-growth forests in south-central Chile: implications for their management and restoration. Ciencia e Investigación Agraria, 42, 11 (2015).

González, M.E., Donoso, P.J., Szejner, P. Tree-fall gaps and patterns of tree recruitment and growth in Andean old-growth forests in south-central Chile. Bosque (Valdivia), 36, 383–394 (2015).

Babst, F., Alexander, M.R., Szejner, P., Bouriaud, O., Klesse, S., Roden, J., Ciais, P., Poulter, B., Frank, D., Moore, D.J.P. et al. A tree-ring perspective on the terrestrial carbon cycle. Oecologia, 176, 307–322 (2014).

Szejner, P., Bahamondez, A., Reyes, A.G. Precipitation and river-flow reconstruction in the Choapa watershed. Proceedings, Environmine Conference (2013).

Szejner, P., Le-Quesne, C., Gonzalez, M.E., Christie, D.A. Recuperación de bosques de Pilgerodendron uviferum (D. Don) Florin luego de perturbaciones antrópicas en la Cordillera de la Costa de Valdivia, Chile. Gayana Botánica, 196–206 (2011).

Moorman, M.C., Eggleston, D.B., Anderson, C.B., Mansilla, A., Szejner, P. Implications of Beaver (Castor canadensis) and Trout Introductions on Native Fish in the Cape Horn Biosphere Reserve, Chile. Transactions of the American Fisheries Society, 138, 306–313 (2009).

Arismendi, I., Szejner, P., Lara, A., González, M.E. Impacto del castor en la estructura de bosques ribereños de Nothofagus pumilio en Tierra del Fuego. Bosque (Valdivia), 146–154 (2008).