Contact

Phone: +49 341 235-1082
Fax: +49 341 235-1939

Helmholtz Centre for Environmental Research - UFZ
Permoserstraße 15
04318 Leipzig, GERMANY
www.ufz.de

Department

Department Computational Hydrosystems

Area of Specialization 

Hydrology, Use of Remote Sensing in data scarce areas, Water Resources, Geography, Soil moisture, vegetation water

Role
in the project

PhD student

Sub-project

Large-scale soil moisture detection and monitoring using ground observations and satellite data in the Volta Basin

Contacts / Partners /
Funding Institutions

Publications

R. De Lange, R. Beck, N. Van de Giesen, J. Friesen, A. de Wit, and W. Wagner :Scatterometer derived soil moisture calibrated for soil texture with a one-dimensional water flow model. IEEE Transactions on Geoscience and Remote Sensing (submitted)

J. Friesen, C. Rodgers, P.G. Oguntunde, J.M.H. Hendrickx, N. van de Giesen (2007): Hydrotope-based protocol to determine average soil moisture over large areas for satellite calibration and validation - With results from an observation campaign in the Volta Basin, West Africa. IEEE Transactions on Geoscience and Remote Sensing (accepted)

Jan Friesen, Hessel C. Winsemius, Rob Beck, Klaus Scipal, Wolfgang Wagner, and Nick van de Giesen (2007): Spatial and seasonal patterns of diurnal differences in ERS Scatterometer soil moisture data in the Volta Basin, West Africa. Remote Sensing for Environmental Monitoring and Change Detection (Proceedings of Symposium HS3007 at IUGG2007, Perugia, July 2007). IAHS Publ. 316.

Compaoré, H., Hendrickx, J.M.H., Hong, S-h., Friesen, J., van de Giesen, N.C., Rodgers, C., Szarzynski, J., Vlek, P.L.G. (2007): Evaporation mapping at two scales in the White Volta Basin, Upper East Ghana, using optical imagery. Physics and Chemistry of the Earth, doi: 10.1016/j.pce.2007.04.021

Amisigo, B.A., van de Giesen, N., Rogers, C., Andah, W.E.I., Friesen, J. (2007): Monthly Streamflow Prediction in the Volta Basin of West Africa: A SISO NARMAX Polynomial Modelling. Physics and Chemistry of the Earth, doi: 10.1016/j.pce.2007.04.019

Mohsin Hafeez, Marc Andreini, Jens Liebe, Jan Friesen, Andreas Marx, Nick van de Giesen (2007): Hydrological parameterization through remote sensing in Volta Basin,West Africa. International Journal of River Basin Management, 5(1): 49-56

Hendrickx J.M. , Sung-ho Hong, Jan Friesen, Halidou Compaore, Nick C. van de Giesen, Charles Rodgers, Paul L. Vlek (2006): Mapping energy balance fluxes and root zone soil moisture in the White Volta Basin using optical imagery. Proc. SPIE Vol. 6239, 62390Q, Targets and Backgrounds XII: Characterization and Representation; Wendell R. Watkins, Dieter Clement; Eds. May 2006

Oguntunde P.G., J. Friesen, van de Giesen N., Savenije H.H.H. (2006). Hydroclimatology of the Volta River Basin in West Africa: Trends and Variability from 1901-2002. Physics and Chemistry of the Earth, 31 (18), pp. 1180-1188.

Hendrickx J.M., J. Bruce J. Harrison, Remke L. van Dam, Brian Borchers, David I. Norman, Christian D. Dedzoe, B. O. Antwi, R. D. Asiamah, Charles Rodgers, Paul Vlek, Jan Friesen (2005): Magnetic soil properties in Ghana. Proc. SPIE Vol. 5794, p. 165-176, Detection and Remediation Technologies for Mines and Minelike Targets X; Russell S. Harmon, J. Thomas Broach, John H. Holloway, Jr.; Eds. Jun 2005

Friesen, J., Andreini M., Andah W., Amisigo B., van de Giesen, N. (2005): Storage capacity and long-term water balance of the Volta Basin, West Africa. Regional Hydrological Impacts of Climatic Change---Hydroclimatic Variability (Proceedings of symposium S6 held during the Seventh IAHS Scientific Assembly at Foz do Iguaçu, Brazil, April 2005. IAHS Publ. 296, 2005, 138-- 145. Edited by Stewart Franks, Thorsten Wagener, Eva Bøgh, Hoshin V. Gupta, Luis Bastidas, Carlos Nobre, Carlos de Oliveira Galvão

Friesen, J. (2002): Spatio-temporal Patterns of Rainfall in Northern Ghana. Diploma thesis, Faculty of Mathematics and Natural Sciences, University of Bonn, Germany.

Curriculum
vitae