Publications

Caldararu, S., Thum, T., Yu, L., Kern, M., Nair, R. and Zaehle, S., 2022. Long-term ecosystem nitrogen limitation from foliar δ¹⁵N data and a land surface model. Global Change Biology, 28, 493– 508. https://doi.org/10.1111/gcb.15933

Park, S.-B., Knohl, A., Migliavacca, M., Thum, T., Vesala, T., Peltola, O., Mammarella, I., Prokushkin, A., Kolle, O., Lavrič, J., Park, S.S. and Heimann, M., 2021. Temperature Control of Spring CO₂ Fluxes at a Coniferous Forest and a Peat Bog in Central Siberia. Atmosphere, 12, 984. https://doi.org/10.3390/atmos12080984.

Thum, T., Nabel, J. E. M. S., Tsuruta, A., Aalto, T., Dlugokencky, E. J., Liski, J., Luijkx, I. T., Markkanen, T., Pongratz, J., Yoshida, Y., and Zaehle, S., 2020. Evaluating two soil carbon models within the global land surface model JSBACH using surface and spaceborne observations of atmospheric CO₂, Biogeosciences, 17, 5721–5743, https://doi.org/10.5194/bg-17-5721-2020.

Caldararu, S. , Thum, T. , Yu, L. and Zaehle, S. (2019), Whole‐plant optimality predicts changes in leaf nitrogen under variable CO2 and nutrient availability. New Phytol, 225, 2331-2346, https://doi.org/10.1111/nph.16327.

Thum, T., Caldararu, S., Engel, J., Kern, M., Pallandt, M., Schnur, R., Yu, L., and Zaehle, S.: A new terrestrial biosphere model with coupled carbon, nitrogen, and phosphorus cycles (QUINCY v1.0; revision 1772), Geosci. Model Dev., 12, 4781–4802, https://doi.org/10.5194/gmd-12-4781-2019, 2019.

Mäkelä, J., Knauer, J., Aurela, M., Black, A., Heimann, M., Kobayashi, H., Lohila, A., Mammarella, I., Margolis, H., Markkanen, T., Susiluoto, J., Thum, T., Viskari, T., Zaehle, S., and Aalto, T.: Parameter calibration and stomatal conductance formulation comparison for boreal forests with adaptive population importance sampler in the land surface model JSBACH, Geosci. Model Dev., 12, 4075–4098, https://doi.org/10.5194/gmd-12-4075-2019, 2019.

Gao, Y., Markkanen, T., Aurela, M., Mammarella, I., Thum, T., Tsuruta, A., Yang, H., and Aalto, T., 2017. Response of water use efficiency to summer drought in boreal Scots pine forests in Finland, Biogeosciences, 14, 4409-4422, https://doi.org/10.5194/bg-14-4409-2017.

Thum, T., MacBean, N., Peylin, P., Bacour, C., Santaren, D., Longdoz, B., Loustau, D. and Ciais, P., 2017. The potential benefit of using forest biomass data in addition to carbon and water flux measurements to constrain ecosystem model parameters: case studies at two temperate forest sites. Agricultural and Forest Meteorology 234, 48-65.

Thum, T., Zaehle, S., Köhler, P., Aalto, T., Aurela, M., Guanter, L., Kolari, P., Laurila, T., Lohila, A., Magnani, F., Van Der Tol, C., and Markkanen, T., 2017. Modelling sun-induced fluorescence and photosynthesis with a land surface model at local and regional scales in northern Europe. Biogeosciences, 14, 1969-1987, https://doi.org/10.5194/bg-14-1969-2017.

Böttcher, K., Markkanen, T., Thum, T., Aalto, T., Aurela, M., Reick, C.H., Kolari, P., Arslan, A.N. and J. Pulliainen 2016. Evaluating Biosphere Model Estimates of the Start of the Vegetation Active Season in Boreal Forests by Satellite Observations. Remote Sensing, 8, 580.

Gao, Y., Markkanen, T., Thum, T., Aurela, M., Lohila, A., Mammarella, I., Kämäräinen, M., Hagemann, S., and Aalto, T., 2016. Assessing various drought indicators in representing summer drought in boreal forests in Finland, Hydrol. Earth Syst. Sci., 20, 175-191, doi:10.5194/hess-20-175-2016, 2016.

Walther, S., Voigt, M., Thum, T., Gonsamo, A., Zhang, Y., Köhler, P., Jung, M., Varlagin, A. and L. Guanter 2016. Satellite chlorophyll fluorescence measurements reveal large-scale decoupling of photosynthesis and greenness dynamics in boreal evergreen forests. Global Change Biology, 22, 2979–2996. doi:10.1111/gcb.13200.

Aalto, T., Peltoniemi, M., Aurela, M., Böttcher, K., Gao, Y., Härkönen, S., Härmä, P., Kilkki, J., Kolari, P., Laurila, T., Lehtonen, A., Manninen, T., Markkanen, T., Mattila, O.-P., Metsämäki, S., Muukkonen, P., Mäkelä, A., Pulliainen, J., Susiluoto, J., Takala, M., Thum, T., Ťupek, B., Törmä, M. and A. N. Arslan, 2015. Preface to the special issue on Monitoring and Modelling of Carbon-Balance-, Water- and Snow-Related Phenomena at Northern Latitudes. Boreal Env. Res.,20, 145–150.

Goll, D. S., Brovkin, V., Liski, J., Raddatz, T., Thum, T., and Todd-Brown, K. E. O., 2015. Strong dependence of CO₂ emissions from anthropogenic land cover change on initial land cover and soil carbon parametrization. Global Biogeochemical Cycles, 29, 1511–1523, doi:10.1002/2014GB004988.

Peltoniemi M., Markkanen, T., Härkönen, S., Muukkonen, P., Thum, T., Aalto, T. and Mäkelä, A., 2015. Consistent estimates of gross primary production of Finnish forests — comparison of estimates of two process models. Boreal Environment Research,20, 196–212.

Thum, T., Räisänen, P., Sevanto, S., Tuomi, M., Reick, C., Vesala, T., Raddatz, T., Aalto, T., Järvinen, H., Altimir, N., Pilegaard, K., Nagy, Z., Rambal, S. and Liski, J., 2011. Soil carbon model alternatives for ECHAM5/JSBACH climate model: Evaluation and impacts on global carbon cycle estimates, Journal of Geophysical Research, 116, G02028, doi:10.1029/2010JG001612.

Thum, T., Aalto, T., Laurila, T., Aurela, M., Hatakka, J., Lindroth, A., and Vesala, T., 2009. Spring initiation and autumn cessation of boreal coniferous forest CO₂ exchange assessed by meteorological and biological variables. Tellus61B, 701-717.

Tuomi, M., Thum, T., Järvinen, H., Fronzek, S., Berg, B., Harmon, M., Trofymov, J. A., Sevanto, S., and Liski, J., 2009. Leaf litter decomposition – Estimates of global variability based on Yasso07 model. Ecological Modelling 23, 3362-3371.

Thum, T., Aalto, T., Laurila, T., Aurela, M., Lindroth, A., and Vesala, T., 2008. Assessing seasonality of biochemical CO₂ exchange model parameters from micrometeorological flux observations at boreal coniferous forest, Biogeosciences 5, 1625-1639.

Lohila, A., Laurila, T., Tuovinen, J.-P., Aurela, M., Hatakka, J., Thum, T., Pihlatie, M., Rinne, J. and Vesala, T., 2007. Micrometeorological measurements of methane and carbon dioxide at a municipal landfill. Environmental Science and Technology, 41, 2717-2722.

Thum, T., Aalto, T., Laurila, T., Aurela, M., Kolari, P. and Hari, P., 2007. Parametrization of two photosynthesis models at the canopy scale in a northern boreal Scots pine forest. Tellus 59B, 874-890.

Aalto, T., Hatakka, J., Karstens, U., Aurela, M., Thum, T. and Lohila, A., 2006. Modeling atmospheric CO₂ concentration profiles and fluxes above sloping terrain at a boreal site. Atmospheric Chemistry and Physics, 6, 303-314.

Juurola, E., Aalto T., Thum, T., Vesala T. and Hari, P., 2005. Temperature dependence of leaf-level CO₂ fixation: revising biochemical coefficients through analysis of leaf three-dimensional structure. New Phytologist, 166, 205-216.

Louis, J., Ounis, A., Ducruet, J.-M., Evain, S., Laurila, T., Thum, T., Aurela, M., Wingsle, G., Alonso, A., Pedros, R. and Moya, I., 2005. Remote sensing of sunlight-induced chlorophyll fluorescence and reflectance of Scots pine in the boreal forest during spring recovery. Remote Sensing of Environment, 96, 37-48.

Rinne, J., Pihlatie, M., Lohila, A., Thum, T., Aurela, M., Tuovinen, J.-P., Laurila, T. and Vesala, T., 2005. Nitrous oxide emissions from a municipal landfill. Environmental Science and Technology, 39, 7790-7793.

Laurila, T., Tuovinen J.-P., Lohila A., Hatakka J., Aurela M., Thum T., Pihlatie M., Rinne J. and Vesala, T., 2005. Measuring methane emissions from a landfill using a cost-effective micrometeorological method. Geophysical Research Letters, 32, LI9808, doi: 10.1029/2005GLO23462.

Vehkamäki, H., Dal Maso, M., Hussein, T., Flanagan, R., Hyvärinen, A., Lauros, J., Merikanto, J., Mönkkönen, P., Pihlatie, M., Salminen, K., Sogacheva, L., Thum, T., Ruuskanen, T. M., Keronen, P., Aalto, P. P., Hari, P., Lehtinen, K. E. J., Rannik, Ü. and Kulmala, M., 2004. Atmospheric particle formation events at Värriö measurement station in Finnish Lapland 1998-2002. Atmospheric Chemistry and Physics, 4, 2015-2023.