Torben O. Sonnenborg
+45 91 33 36 35
Senior Scientist, Ph.D.
Øster Voldgade 10, 1350 Copenhagen K

Brief CV

Born 1967. Senior scientist at the Geological Survey of Denmark and Greenland (GEUS). MSc (CENG) 1993, PhD (1998) both from Technical University of Denmark. Former employments include associate professor at the Technical University of Denmark and associate research professor at the University of Copenhagen. Supervisor for 7 PhD students. Published 28 journal papers in ISI registered international scientific journals with about 290 ISI citations. Additionally, author or co-author to more than 50 other scientific publications.

Recent and relevant papers:

Karlsson, I., T.O. Sonnenborg, J.C. Refsgaard, and K.H. Jensen (2014), Evaluating the influence of long term historical climate change on catchment hydrology - using drought and flood indices, Hydrol. Earth Syst. Sci., 18, 595-610, doi:10.5194/hess-18-595-2014.

Refsgaard J.C., H. Madsen, K. Arnbjerg-Nielsen, T.A. Davidson, M. Drews, D.P. Hamilton, E. Jeppesen, E. Kjellström, J.E. Olesen, T.O. Sonnenborg, D. Trolle, P. Willems, J.H. Christensen (2014), A framework for testing the ability of models to project climate change and its impacts, Climatic Change, 122(1-2), 271-282, doi:10.1007/s10584-013-0990-2.

He, X., T.O. Sonnenborg, J.C. Refsgaard, F. Vejen, and K.H. Jensen (2013), Evaluation of the value of radar QPE data and rain gauge data for hydrological modeling, Water Resources Research, 49(9), 5989–6005, doi: 10.1002/wrcr.20471.

He, Xiulan, K.H. Jensen, T.O. Sonnenborg, F. Jørgensen, A-S. Høyer, R.R. Møller. (2013), Analyzing the effects of geological and parameter uncertainty on groundwater head and travel time, Hydrol. Earth Syst. Sci., 17, 3245-3260, doi:10.5194/hess-17-3245-2013.

Andreasen, M., Andreasen, L., K.H. Jensen, T.O. Sonnenborg and S. Bircher (2013), Estimation of regional recharge using data from a distributed soil moisture network, Vadose Zone Journal, 12(3), doi:10.2136/vzj2013.01.0035.

Seaby, L.P., J.C. Refsgaard, T.O. Sonnenborg, S. Stisen, J.H. Christensen, and K.H. Jensen (2013), Assessment of robustness and significance of climate change signals for an ensemble of distribution-based scaled climate projections, Journal of Hydrology, 486, 479-493,

Rasmussen, P., T.O. Sonnenborg, G. Goncear and K. Hinsby (2013), Assessing impacts of climate change, sea level rise, and drainage canals on saltwater intrusion to coastal aquifer, Hydrol. Earth Syst. Sci.., 17, 421–443, doi:10.5194/hess-17-421-2013.

Rasmussen, J., T.O. Sonnenborg, S. Stisen, B.S.B. Christensen, L. Seaby and K. Hinsby (2012), Climate change effects on irrigation demands and minimum stream discharge: impact of bias-correction method, Hydrol. Earth Syst. Sci., 16, 4675–4691, doi:10.5194/hess-16-4675-2012.

Seifert, D., T.O. Sonnenborg, J.C. Refsgaard, A.L. Højberg, and L. Troldborg (2012), Assessment of hydrological model predictive ability given multiple conceptual geological models, Accepted for publication in Water Resources Research.

Sonnenborg, T.O., K. Hinsby, L. van Roosmalen, and S. Stisen (2012), Assessment of climate change impacts on the quantity and quality of a coastal catchment using a coupled groundwater-surface water model, Accepted for publication in Climatic Change. DOI: 10.1007/s10584-011-0367-3.

Refsgaard, J.C., S. Christensen, T.O. Sonnenborg, D. Seifert, A.L. Højberg, and L. Troldborg (2012), Strategies for handling geological uncertainty in groundwater flow and transport modelling, Advances of Water Resources, 36, 36-50, doi: 10.1016/j.advwatres.2011.04.006

He, X., J.C. Refsgaard, T.O. Sonnenborg, F. Vejen, and K.H. Jensen (2011), Statistical analysis of the impact of radar rainfall uncertainties on water resources modeling, Water Resources Research. 47, W09526, doi:10.1029/2011WR010670

Stisen, S., T.O. Sonnenborg, J.C. Refsgaard, L. Troldborg, and A.L. Højberg (2011), Evaluation of climate input biases and water balance issues using a coupled surface-subsurface model, Vadose Zone Journal, 10, 37-53, doi:10.2136/vzj2010.0001.

Fu, S., T.O. Sonnenborg, K.H. Jensen and X. He (2011), Impact of precipitation spatial resolution on the hydrological response of an integrated distributed water resources model, Vadose Zone Journal, 10, 25-36, doi:10.2136/vzj2009.0186.

Kirkegaard, C., T.O. Sonnenborg, E. Auken and F. Jørgensen (2011), Salinity distribution in heterogeneous coastal aquifers mapped by airborne electromagnetics, Vadose Zone Journal, 10, 125-135, doi:10.2136/vzj2010.0038.

He, X., F. Vejen, S. Stisen, T.O. Sonnenborg, and K.H. Jensen (2011), An operational weather radar based QPE and its application in catchment water resources modeling, Vadose Zone Journal, 10, 8-24, doi:10.2136/vzj2010.0034.

van Roosmalen, L., T.O. Sonnenborg, K.H. Jensen, and J.H. Christensen (2011), Comparison of hydrological simulations of climate change using perturbation of observations and distribution based scaling, Vadose Zone Journal, 10, 136-150, doi:10.2136/vzj2010.0112.

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