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Name:

Anker Lajer  Højberg

Position:

Senior Scientist

Institution:

Geological Survey of Denmark and Greenland, Department of Hydrology

Address:

Øster Voldgade 10, DK-1350 København K

Phone:

+45 38 14 27 74

Email:

alh@geus.dk

Website:





Research interests:

- Catchment hydrological modelling
- Upscaling of flow and transport processes
- Surface water - groundwater interaction
- Effect of geological heterogeneity on flow and transport
- Uncertainty assessment
- Quality assurance and modelling guidelines
- Joint use of monitoring and modelling


Involvement in research projects:

Update of National Water Resource Model (DK-model) www.vandmodel.dk

Functional tools for Pesticide Risk Assessment and Management (FOOTPRINT) www.eu-footprint.org

Advisor for PhD students:





Key publications:

1. Broholm MM, Rügge K, Tuxen N, Højberg,AL, Mosbæk H. and Bjerg,PL. (2001). Fate of herbicides in a shallow aerobic aquifer: A continuous field injection experiment (Vejen,Denmark). Water Resources Research, 37, 3163-3176.
2. Engesgaard P, Højberg AL, Hinsby K, Jensen KH, Laier T, Larsen F, Busenberg E and Plummer NL. (2004). Transport and Time Lag of Chlorofluorocarbon Gases in the Unsaturated Zone, Rabis Creek, Denmark. Vadose Zone Journal, 3(4), 1249-1261.
3. Højberg AL, Engesgaard P and Bjerg PL. (2005). Pesticide transport in an aerobic aquifer with variable pH -Modeling of a field scale injection experiment. Journal of Contaminant Hydrology, 78, 231-255.
4. Højberg AL and Refsgaard J.C. (2005) Model uncertainty – Parameter uncertainty versus conceptual models. Water Science & Technology, 52(6), 177-186.
5. Nilsson B, Højberg AL, Refsgaard JC and Troldborg L (2007) Uncertainty in geological and hydrogeological data, Hydrology and Earth System Sciences 11, 1551-1561.
6. Hinsby K, Højberg AL, Engesgaard P, Jensen KH, Larsen F, Plummer LN and Busenberg E (2007) Transport and degradation of chlorofluorocarbons (CFCs) in a pyritic aquifer, Rabis Creek, Denmark, Water Resources Research, 43, W10423, doi:10.1029/2006WR005854
7. Jørgensen LF, Refsgaard JC and Højberg AL (2007) Joint use of monitoring and modelling, Water Science & Technology, 56(8), 21-29.
8. Refsgaard JC, van der Sluijs, Højberg AL, VanRholleghem PA (2007) Uncertainty in the environmental modelling process – A framework and guidance. Environmental Modelling & Software, 22(11), 1543-1556.
9. Jørgensen LF, Refsgaard JC and Højberg AL (2007) The inadequacy of monitoring without modelling support, J. Environ. Monit., 9(9), 931-942
10. Højberg AL, Refsgaard JC, van Geer F, Jørgensen LF and Zsuffa I (2007) Use of Models to Support the Monitoring Requirements in the Water Framework Directive, Water Resources Management, 21(10), 1649-1672.
11. Henriksen HJ, Troldborg L, Højberg AL and Refsgaard JC (2008) Assessment of exploitable groundwater resources of Denmark by use of ensemble ressource indicators and numerical groundwater-surface water model, Journal of Hydrology, 348, 224-240.







 
 
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