Dr. Kerstin Treydte

Funktion

Senior Scientist

Walddynamik

Dendrowissenschaften

Kontakt

kerstin.treydte(at)wslto make life hard for spam bots.ch

+41 44 739 26 62+41 44 739 26 62

Eidg. Forschungsanstalt WSL
Zürcherstrasse 111
8903 Birmensdorf

Standort

Birmensdorf Bi HL C 30

Upcoming events

EGU General Assembly 2022, 5 - 8 April 2022, Vienna, Austria

Tree Rings in Archeology, Climatology and Ecology TRACE, 25 - 27 May 2022, Erlangen, Germany

32d European Dendroecological Fieldweek EDF, 28 May - June 5, 2022, Franconia

7th Asian Dendro Conference ADA, April 2022, Zhuhai, China

Research Interests

Tree-ring research, stable isotopes, paleoecology, climate variability, tree physiology

Current position

Senior Researcher, Research Group Dendrosciences, Research Unit Forest Dynamics, WSL.

Education

2003: PhD (Dr. rer. nat. with "summa cum laude"), University of Bonn & Research Center Juelich, Germany

1998: Diploma degree, Institute of Geography, University of Bonn, Germany

Projects (running)

SNF: Disentangling source water and leaf water signals in highly resolved oxygen isotope data from tree rings – Troxy. PI

SNF & WSL: High-resolution stable isotope analysis for tracing environmental changes – HIRES. Co-PI

WSL intern: Unravelling the genetic component of isotope-derived water-use strategies to improve distribution models of sessile oak across Europe - Common-Iso. Co-PI

Projects (finished)

Assessment of water uptake by trees – a real time laser spectrometer approach (WSL intern, 2020-2021). Co-PI

Establishing hydrogen isotope analysis of organic material – a door opener for research in the 2020s at WSL – HDOOR 2020 (WSL intern, 2020). Co-PI

Compound specific dual isotope analysis for the investigation of plant response to environmental change (Swiss National Science Foundation, 2016-2018). Function: Co-PI.

Improving Late Glacial European tree-ring chronologies for accurate climate archive dating - Consolidation and extension of the Swiss-German pine chronology back to 14000 BP. (Swiss National Science Foundation, 2015-2017). Function: Co-PI.

LOTFOR (Swiss National Science Foundation, 2014-2017): Coupling stem water flow and structural carbon allocation in a warming climate: the Lötschental study case. Function: Co-PI.

The relationship between stable isotopes, water-use efficiency and tree mortality under drought (FPS COST Action FP1106 STReESS, 2013-2016). Function: Co-PI.

iTREE (Sinergia, Swiss National Science Foundation, 2012-2015): Long-term variability of tree growth in a changing environment - identifying physiological mechanisms using stable C and O isotopes in tree rings. Function: Co-PI.

TreePulse (Swiss National Science Foundation): Water use strategies of Australian tree species to survive drought - a pulse labelling experiment with isotope tracers. International short research visit, Hawkesbury Institute for the Environment, University of Western Sydney, Australia, January-April 2014. Function: PI.

ISOPATH (Swiss National Science Foundation, 2010-2014): Isotope pathways from the atmosphere to the tree ring along a humidity gradient in Switzerland. Function: PI.

Cost action SIBAE (short term scientific mission, Swiss National Science Foundation, July-August 2011): Hydraulic limitations on height growth of treeline trees based on carbon and oxygen isotopes in tree rings. Host for Dr. Giai Petit (University of Padua).

FQRNT (Natural Sciences and Engineering Research Council, Canada, 2010-2012): High-resolution tree response to climate change in boreal and subalpine forest ecosystems. Function: Host for Dr. Sonia Simard (Postdoc).

MedClivar (European Science Foundation, 2010): Latewood density of pine trees for a 1000-year temperature reconstruction in Albania. Function: Host for a 4-months "Young scientists exchange".

MILLENNIUM (European Comission, 2007-2010): European climate of the last Millennium. Function: Subgroup member.

SCOPES (Swiss National Science Foundation 2007-2009): Climatic changes, tree-ring growth and C- and O-isotope variations along longitudinal transects in Siberia and the Urals. Function: Co-PI.

SCOPES (Swiss National Science Foundation, 2006-2008): Climate in Eastern Siberia from tree-ring width, density and carbon isotopes. Function: Co-PI.

ALPIMP (European Comission, 2004-2007): Multi-centennial climate variability in the Alps based on instrumental data, model simulations and proxy data. Function: Postdoc.

ISONET (European Comission, 2004-2007): 400 years of annual reconstructions of European climate variability using a high-resolution isotopic network. Function: Postdoc.

NCCR-VITA (Swiss National Science Foundation, finished): Varves, ice cores and tree rings: archives with annual resolution. Function: Associated person.

Awards:

2005: Poster Award "Swiss Global Change Day", Bern, Switzerland.

2004: Best PhD thesis of the Department of Mathematics and Natural Sciences, University of Bonn, Germany.

2003: Outstanding PhD thesis of the Research Centre Juelich, Germany.

FURTHER INFORMATION

Publications WSL

Scientific publication article peer reviewed

Vitali, V.; Peters, R.L.; Lehmann, M.M.; Leuenberger, M.; Treydte, K.; Büntgen, U.; Schuler, P.; Saurer, M., 2023: Tree-ring isotopes from the Swiss Alps reveal non-climatic fingerprints of cyclic insect population outbreaks over the past 700 years. Tree Physiology, doi: 10.1093/treephys/tpad014

Treydte, K.; Martínez-Sancho, E.; Dorado-Liñán, I.; Kaczka, R.J.; Feichtinger, L.; Verstege, A.; Bassett, K.R.; Cassitti, P.; D'Andrea, R.; Facchinetti, O.; Fileccia, C.M.; Islam, N.; Kessler, A.; Korolyova, N.; Kunz, N.; Marušić, M.; Mašek, J.; Obojes, N.; Oxley, L.; ... Crivellaro, A., 2023: European Dendroecological Fieldweek (EDF) 2021 in Val Müstair, Switzerland: international education and research during the pandemic. Dendrochronologia, 78: 126047 (12 pp.). doi: 10.1016/j.dendro.2022.126047

Wang, Y.; Liu, X.; Treydte, K.; Zhang, Z.; Kang, H.; Zeng, X.; Xu, G.; Wu, Q.; Kang, S., 2023: Permafrost degradation alters the environmental signals recorded in tree-ring lignin methoxy group δ²H in Northeastern China. Science of the Total Environment, 860: 160519 (10 pp.). doi: 10.1016/j.scitotenv.2022.160519

Lu, Q.; Liu, X.; Treydte, K.; Greule, M.; Wieland, A.; Liu, J.; Zhao, L.; Zhang, Y.; Kang, H.; Zhang, L.; Zeng, X.; Keppler, F.; Chen, Z.; Xing, X., 2023: Altitude-specific differences in tree-ring δ²H records of wood lignin methoxy in the Qinling mountains, central China. Quaternary Science Reviews, 300: 107895 (14 pp.). doi: 10.1016/j.quascirev.2022.107895

Saurer, M.; Sahlstedt, E.; Rinne-Garmston, K.T.; Lehmann, M.M.; Oettli, M.; Gessler, A.; Treydte, K., 2023: Progress in high-resolution isotope-ratio analysis of tree rings using laser ablation. Tree Physiology, doi: 10.1093/treephys/tpac141

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Further scientific publications

Rathgeber, C.B.K.; Pérez-de-Lis, G.; Fernández-de-Uña, L.; Fonti, P.; Rossi, S.; Treydte, K.; Gessler, A.; Deslauriers, A.; Fonti, M.V.; Ponton, S., 2022: Anatomical, developmental and physiological bases of tree-ring formation in relation to environmental factors. In: Siegwolf, R.T.W.; Brooks, R.J.; Roden, J.; Saurer, M. (eds), 2022: Stable isotopes in tree rings. Inferring physiological, climatic and environmental responses. Cham, Springer. 61-99. doi: 10.1007/978-3-030-92698-4_3

Von Arx, G.; Cherubini, P.; Fonti, P.; Nievergelt, D.; Schneider, L.; Treydte, K.; Verstege, A.; Gärtner, H., 2020: In Memoriam. Fritz Hans Schweingruber. 1936-2020. Tree-Ring Research, 76, 2: 106-107. doi: 10.3959/TRR2020-8

Gessler, A.; Treydte, K., 2016: The fate and age of carbon – insights into the storage and remobilization dynamics in trees. New Phytologist, 209, 4: 1338-1340. doi: 10.1111/nph.13863

Janecka, K.; Kaczka, R.J.; Gärtner, H.; Treydte, K., 2016: The influence of compression wood on the strength of the climatic signal in tree rings of Norway spruce. In: Hevia, A.; Sánchez-Salguero, R.; Linares, J.C.; Olano, J.M.; Camarero, J.J.; Gutiérrez, E.; Helle, G.; Gärtner, H. (eds), 2016: TRACE. Tree Rings in Archaeology, Climatology and Ecology. Volume 14. Proceedings of the dendrosymposium 2015. May 20th - 23rd, 2015 in Sevilla, Spain. 14. TRACE conference (Tree Rings in Archaeology, Climatology and Ecology), Sevilla, Spain. 50-59.

Timofeeva, G.; Frank, D.; Wiles, G.; Treydte, K., 2014: Do oxygen isotopes in tree rings from coastal Alaska record atmospheric circulation patterns?. In: Di Filippo, A.; Piovesan, G.; Romagnoli, M.; Helle, G.; Gärtner, H. (eds), 2014: TRACE. Tree Rings in Archaeology, Climatology and Ecology. Volume 12. Proceedings of the dendrosymposium 2013. May 8th - 11th, 2013 in Viterbo, Italy. 12. TRACE conference (Tree Rings in Archaeology, Climatology and Ecology), Viterbo, Italy. 80-88.

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