Dr. Matthias Haeni
Function
Data Scientist / System Engineer
Contact
Swiss Federal Research Institute WSL
Zürcherstrasse 111
8903 Birmensdorf
Site
Birmensdorf Bi HL D 29
At the WSL since 2014:
Data scientist / system engineer (project lead for meteorology/climate observations in the long-term forest ecosystem research programme LWF; support member for various other projects such as for TreeNet, ICOS, GCOS and other projects).
Expertise
- Project management and system engineering for LWF meteorology
- Design and employment of meteorological instruments, sensors, and stations
- Automation of measurement systems (loggers, embedded systems, cameras)
- Design of solar power and battery systems for remote stations
- Maintenance/development of over 40 stations throughout Switzerland
- Processing of data with R and python on linux servers on-premise and at AWS and Azure
- DB management (relational, NoSQL), visualizations with js (amcharts, highcharts, Shiny)
- Big data processing (incl. machine learning) with Lambda, Spark, Hadoop, and Singularity
WSL contact for/member of:
LWF Meteorology, Agrar- und Forstmeteorologen (no homepage), GCOS, ICOS, TreeNet, Swiss Society for Meteorology (SSM/SGM)
FURTHER INFORMATION
Publications WSL
Scientific publication article peer reviewed
Zweifel, R.; Sterck, F.; Braun, S.; Buchmann, N.; Eugster, W.; Gessler, A.; Häni, M.; Peters, R.L.; Walthert, L.; Wilhelm, M.; Ziemińska, K.; Etzold, S., 2021: Why trees grow at night. New Phytologist, 231, 6: 2174-2185. doi: 10.1111/nph.17552
Nussbaumer, A.; Meusburger, K.; Schmitt, M.; Waldner, P.; Gehrig, R.; Haeni, M.; Rigling, A.; Brunner, I.; Thimonier, A., 2021: Verfrühter Fruchtabwurf in Schweizer Buchenbeständen im Hitze- und Trockensommer 2018. Schweizerische Zeitschrift für Forstwesen, 172, 3: 166-175. doi: 10.3188/szf.2021.0166
Knüsel, S.; Peters, R.L.; Haeni, M.; Wilhelm, M.; Zweifel, R., 2021: Processing and extraction of seasonal tree physiological parameters from stem radius time series. Forests, 12, 6: 765 (14 pp.). doi: 10.3390/f12060765
Ferretti, M.; Waldner, P.; Verstraeten, A.; Schmitz, A.; Michel, A.; Žlindra, D.; Marchetto, A.; Hansen, K.; Pitar, D.; Gottardini, E.; Calatayud, V.; Haeni, M.; Schaub, M.; Kirchner, T.; Hiederer, R.; Potočić, N.; Timmermann, V.; Ognjenović, M.; Schuck, A.; ... Kirchner, T.; Linser, S., 2020: Criterion 2: maintenance of forest ecosystem health and vitality. In: 2020: State of Europe's Forests 2020. Bratislava, Ministerial Conference on the Protection of Forests in Europe. 52-86.
Joseph, J.; Gao, D.; Backes, B.; Bloch, C.; Brunner, I.; Gleixner, G.; Haeni, M.; Hartmann, H.; Hoch, G.; Hug, C.; Kahmen, A.; Lehmann, M.M.; Li, M.; Luster, J.; Peter, M.; Poll, C.; Rigling, A.; Rissanen, K.A.; Ruehr, N.K.; ... Gessler, A., 2020: Rhizosphere activity in an old-growth forest reacts rapidly to changes in soil moisture and shapes whole-tree carbon allocation. Proceedings of the National Academy of Sciences of the United States of America PNAS, 117, 40: 24885-24892. doi: 10.1073/pnas.2014084117
Schwaab, J.; Davin, E.L.; Bebi, P.; Duguay-Tetzlaff, A.; Waser, L.T.; Haeni, M.; Meier, R., 2020: Increasing the broad-leaved tree fraction in European forests mitigates hot temperature extremes. Scientific Reports, 10, 1: 14153 (9 pp.). doi: 10.1038/s41598-020-71055-1
Bose, A.K.; Gessler, A.; Bolte, A.; Bottero, A.; Buras, A.; Cailleret, M.; Camarero, J.J.; Haeni, M.; Hereş, A.; Hevia, A.; Lévesque, M.; Linares, J.C.; Martinez-Vilalta, J.; Matías, L.; Menzel, A.; Sánchez-Salguero, R.; Saurer, M.; Vennetier, M.; Ziche, D.; Rigling, A., 2020: Growth and resilience responses of Scots pine to extreme droughts across Europe depend on predrought growth conditions. Global Change Biology, 26, 8: 4521-4537. doi: 10.1111/gcb.15153
Zweifel, R.; Etzold, S.; Sterck, F.; Gessler, A.; Anfodillo, T.; Mencuccini, M.; Von Arx, G.; Lazzarin, M.; Haeni, M.; Feichtinger, L.; Meusburger, K.; Knuesel, S.; Walthert, L.; Salmon, Y.; Bose, A.K.; Schoenbeck, L.; Hug, C.; De Girardi, N.; Giuggiola, A.; ... Rigling, A., 2020: Determinants of legacy effects in pine trees - implications from an irrigation-stop experiment. New Phytologist, 227, 4: 1081-1096. doi: 10.1111/nph.16582
Nussbaumer, A.; Meusburger, K.; Schmitt, M.; Waldner, P.; Gehrig, R.; Haeni, M.; Rigling, A.; Brunner, I.; Thimonier, A., 2020: Extreme summer heat and drought lead to early fruit abortion in European beech. Scientific Reports, 10: 5334 (11 pp.). doi: 10.1038/s41598-020-62073-0
Burri, S.; Haeler, E.; Eugster, W.; Haeni, M.; Etzold, S.; Walthert, L.; Braun, S.; Zweifel, R., 2019: How did Swiss forest trees respond to the hot summer 2015?. Erde, 150, 4: 214-229. doi: 10.12854/erde-2019-420
Reyhanloo, T.; Baumgärtner, S.; Haeni, M.; Quatrini, S.; Saner, P.; Von Lindern, E., 2018: Private-sector investor’s intention and motivation to invest in Land Degradation Neutrality. PLoS One, 13, 12: e0208813 (18 pp.). doi: 10.1371/journal.pone.0208813
Rebetez, M.; Von Arx, G.; Gessler, A.; Pannatier, E.G.; Innes, J.L.; Jakob, P.; Jetel, M.; Kube, M.; Nötzli, M.; Schaub, M.; Schmitt, M.; Sutter, F.; Thimonier, A.; Waldner, P.; Haeni, M., 2018: Meteorological data series from Swiss long-term forest ecosystem research plots since 1997. Annals of Forest Science, 75, 2: 41 (7 pp.). doi: 10.1007/s13595-018-0709-7
Giuggiola, A.; Zweifel, R.; Feichtinger, L.M.; Vollenweider, P.; Bugmann, H.; Haeni, M.; Rigling, A., 2018: Competition for water in a xeric forest ecosystem – Effects of understory removal on soil micro-climate, growth and physiology of dominant Scots pine trees. Forest Ecology and Management, 409: 241-249. doi: 10.1016/j.foreco.2017.11.002
Jucker, T.; Caspersen, J.; Chave, J.; Antin, C.; Barbier, N.; Bongers, F.; Dalponte, M.; Van Ewijk, K.Y.; Forrester, D.I.; Haeni, M.; Higgins, S.I.; Holdaway, R.J.; Iida, Y.; Lorimer, C.; Marshall, P.L.; Momo, S.; Moncrieff, G.R.; Ploton, P.; Poorter, L.; ... Coomes, D.A., 2017: Allometric equations for integrating remote sensing imagery into forest monitoring programmes. Global Change Biology, 23, 1: 177-190. doi: 10.1111/gcb.13388
Haeni, M.; Zweifel, R.; Eugster, W.; Gessler, A.; Zielis, S.; Bernhofer, C.; Carrara, A.; Grünwald, T.; Havránková, K.; Heinesch, B.; Herbst, M.; Ibrom, A.; Knohl, A.; Lagergren, F.; Law, B.E.; Marek, M.; Matteucci, G.; McCaughey, J.H.; Minerbi, S.; ... Buchmann, N., 2017: Winter respiratory C losses provide explanatory power for net ecosystem productivity. Journal of Geophysical Research G: Biogeosciences, 122, 1: 243-260. doi: 10.1002/2016JG003455
Gessler, A.; Roy, J.; Kayler, Z.; Ferrio, J.P.; Alday, J.G.; Bahn, M.; Del Castillo, J.; Devidal, S.; García-Muñoz, S.; Landais, D.; Martín-Gomez, P.; Milcu, A.; Piel, C.; Pirhofer-Walzl, K.; Galiano, L.; Schaub, M.; Haeni, M.; Ravel, O.; Salekin, S.; ... Resco de Dios, V., 2017: Night and day – circadian regulation of night-time dark respiration and light-enhanced dark respiration in plant leaves and canopies. Environmental and Experimental Botany, 137: 14-25. doi: 10.1016/j.envexpbot.2017.01.014
Millhäusler, A.; Anderwald, P.; Haeni, M.; Haller, R.M., 2016: Publicity, economics and weather – changes in visitor numbers to a European National Park over 8 years. Journal of Outdoor Recreation and Tourism, 16: 50-57. doi: 10.1016/j.jort.2016.09.005
Zweifel, R.; Haeni, M.; Buchmann, N.; Eugster, W., 2016: Are trees able to grow in periods of stem shrinkage?. New Phytologist, 211, 3: 839-849. doi: 10.1111/nph.13995
Hommel, R.; Siegwolf, R.; Zavadlav, S.; Arend, M.; Schaub, M.; Galiano, L.; Haeni, M.; Kayler, Z.E.; Gessler, A., 2016: Impact of interspecific competition and drought on the allocation of new assimilates in trees. Plant Biology, 18, 5: 785-796. doi: 10.1111/plb.12461
Further scientific publications
TreeNet ist ein Netzwerk zur Erfassung von Baumwachstums- und Baumwasserdefizit-Indikatoren und generiert laufend aktuelle Informationen über den Zusammenhang zwischen Umweltfaktoren und den physiologischen Prozessen von Einzelbäumen.
Download
Schaub, M.; Haeni, M.; Ferretti, M.; Gottardini, E.; Calatyud, V., 2016: Ground level ozone and its impact on European forests. In: 2016: 30 years of monitoring the effects of long-range transboundary air pollution on forests in Europe and beyond. Eberswalde, Thünen Institute of Forest Ecosystems. 52-56.
Schaub, M.; Bičárová, S.; Calatayud, V.; Ferretti, M.; Gottardini, E.; Haeni, M.; Sicard, P., 2016: Ozone in forests - concentrations, effects, and fluxes. In: Seidling, W. (eds), 2016: Forest conditions. ICP Forests 2016 executive report. 15-17.
Gottardini, E.; Calatayud, V.; Ferretti, M.; Haeni, M.; Schaub, M., 2016: Spatial and temporal distribution of ozone symptoms across Europe from 2002 to 2014. In: Michel, A.; Seidling, W. (eds), 2016: Forest Condition in Europe: 2015. Technical Report of ICP Forests. Report under the UNECE Convention on Long-Range Transboundary Air Pollution (CLRTAP). Vienna, BFW Austrian Research Centre for Forests. 73-82.
Ferretti, M.; Sanders, T.; Michel, A.; Calatayud, V.; Cools, N.; Gottardini, E.; Haeni, M.; Hansen, K.; Potočić, N.; Schaub, M.; Timmermann, V.; Trotzer, S.; Vanguelova, E., 2015: The impact of nitrogen deposition and ozone on the sustainability of European forests. ICP Forests Executive Report 2014. 28 p.
Schaub, M.; Haeni, M.; Ferretti, M.; Gottardini, E.; Calatayud, V., 2015: Ground level ozone concentrations and exposures from 2000 to 2013. In: Michel, A.; Seidling, W. (eds), 2015: Forest Condition in Europe: 2015. Technical Report of ICP Forests. Report under the UNECE Convention on Long-Range Transboundary Air Pollution (CLRTAP). Vienna, BFW Austrian Research Centre for Forests. 61-66.
Magazine article and brochures
Schaub, M.; Haeni, M.; Calatayud, V.; Ferretti, M.; Gottardini, E., 2018: ICP Forests. Ozone concentrations are decreasing but exposure remains high in European forests. ICP forests brief, 3. 6 p. doi: 10.3220/ICP1525258743000
Häni, M.; Buchmann, N.; Zweifel, R., 2015: Tree growth and its relation to forest ecosystem net carbon uptake. PlantScienceNews: Newsletter of the Zurich-Basel Plant Science Center, 27: 9.
Data sets and apps (selection)
Hörtnag,l L., Eugster, W., Merbold, L., Buchmann, N., Etzold, S., Haesler, R., Haeni, M., Käslin, F., Baur, T., Pluess, P., and Meier, P. (2016). FLUXNET2015 CH-Dav Davos. Switzerland. doi:10.18140/FLX/1440132.
Hörtnagl, L., Eugster, W., Buchmann, N., Paul-Limoges, E., Etzold, S., Haeni, M., Pluess, P., and Baur, T. (2016). FLUXNET2015 CH-Lae Laegern. Switzerland. doi:10.18140/FLX/1440134.
Jucker, T., Caspersen, J., Chave, J., Antin, C., Barbier, N., Bongers, F., Dalponte, M., van Ewijk, K.Y., Forrester, D.I., Haeni, M., Higgins, S.I., Holdaway, R.J., Iida, Y., Lorimer, C., Marshall, P.L., Momo, S., Moncrieff, G.R., Ploton, P., Poorter, L., Rahman, K.A., Schlund, M., Sonké, B., Sterck, F.J., Trugman, A.T., Usoltsev, V.A., Vanderwel, M.C., Waldner, P., Wedeux, B.M.M., Wirth, C., Wöll, H., Woods M., Xiang W., Zimmermann, N.E. and Coomes, D.A. (2016). Global allometric database. figshare. Dataset.
Haeni, M., Gessler, A., Graf Pannatier, E., Jakob, P., Schaub, M., Schmitt, M., Sutter, F., Thimonier, A., Waldner, P., & Rebetez, M. (2016). Long-term forest meteorological data from the Long-term Forest Ecosystem Research Programme (LWF) in Switzerland, from 1996-2016. PANGAEA, data repository. doi:10.1594/PANGAEA.868390
Schaub, M., Haeni, M., Hug, C., Gessler, A., & Rigling, A. (2016). Tree measurements 2002-2016 from the long-term irrigation experiment Pfynwald, Switzerland. Swiss Federal Research Institute WSL / SwissForestLab. doi:10.16904/11
Haeni, M., Schönbeck, L., Gessler, A., & Schaub, M. (2016). MODOEKvis: R Shiny visualisation tool for the Model Ecosystem Facility (MODOEK). Zenodo repository: doi: 10.5281/zenodo.55742 (R Schiny code 20KB)
Haeni, M., & Schaub, M. (2016). Ozone risk assessment tool (beta). Shiny application. URL: https://www.wsl.ch/apps/ozon/
For a complete list of publications, please go to: https://www.researchgate.net/profile/Matthias_Haeni