Dr. Ursula Geßner
Employment at the department:
01/2007 - 03/2011
Research projects at the departement:
- Ph.D. student within the framework of BIOTA south
- Scientist at the CAWa project (Water in central Asia)
- Causes and perspectives of land-cover change through expanding cultivation in Kavango. Pröpper, M.; Gröngröft, A.; Falk, T.; Eschenbach, A.; Fox, T.; Geßner, U.; Hecht, J.; Hinz, M. O.; Hüttich, C.; Hurek, T.; Kangombe, F. N.; Keil, M.; Kirk, M.; Mapaure, C.; Mills, A.; Mukuya, R.; Namwoonde, N. E.; Overmann, J.; Petersen, A.; Reinhold-Hurek, B.; Schneiderat, U.; Strohbach, B. J.; Lück-Vogel, M.; Wisch, U. M. T. Hoffman, Schmiedel, U., Jürgens, N. (reds.) (2010). 1 - 31.
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Elevation profile along transects. Keil, M.; Geßner, U.; Hüttich, C. U. Schmiedel, Jürgens, N. (reds.) (2010). 81 - 83.
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Large-scale vegetation assessments in southern Africa: concepts and applications using multi-source remote sensing data. Keil, M.; Geßner, U.; Hüttich, C.; Colditz, R. R. U. Schmiedel, Jürgens, N. (reds.) (2010). 32 - 45.
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Spatial patterns of topography in southern Africa. Keil, M.; Geßner, U.; Hüttich, C. U. Schmiedel, Jürgens, N. (reds.) (2010). 29 - 31.
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Using the MODIS Enhanced Vegetation Index (EVI) for BIOTA transect analyses. Keil, M.; Geßner, U.; Hüttich, C. U. Schmiedel, Jürgens, N. (reds.) (2010). 145 - 148.
- A Multi-Scale Approach for retrieving proportional Cover of Life Forms. Geßner, U.; Conrad, C.; Hüttich, C.; Keil, M.; Schmidt, M.; Schramm, M.; Dech, S. (2008).
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Ableitung des Vegetationsbedeckungsgrades aus multiskaligen Fernerkundungsdaten für hydrologische Modellierung in Zentralasien. Asam, S.; Klein, D.; Geßner, U.; Conrad, C.; Beierkuhnlein, C.; Dech, S. (2010).
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Challenges in the generation of LAI time series for West Africa: difficulties and potential improvements. Knauer, Kim; Gessner, Ursula; Künzer, Claudia; Dech, Stefan (2014).
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Comparison of Remote Sensing derived LULC in two rural test sites in the Sudanian Savanna Zone. Thiel, Michael; Gessner, Ursula; Forkuor, Gerald; Knauer, Kim; Feuerstein, Stefanie; Landkammer, Stefanie; Conrad, Christopher (2014).
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Dynamics of MODIS time series for ecological applications in southern Africa. Colditz, R. R.; Geßner, U.; Conrad, C.; van Zyl, D.; Malherbe, J.; Newby, T.; Landmann, T.; Schmidt, M.; Dech, S. (2007).
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Earth observation based analyses of land-use dynamics in West Africa Gessner, Ursula; Klein, Igor; Knauer, Kim; Arnault, Joel; Bliefernicht, Jan; Künzer, Claudia (2015).
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Ecosystem Assessment in Savanna Ecosystems based on multi-scale Earth Observation data. Hüttich, C.; Geßner, U.; Schmidt, M.; Keil, M.; Strohbach, B.; Dech, S. (2009).
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High resolution tree cover mapping in the West Sudanian Savanna based on multi-temporal Landsat data. Gessner, Ursula; Knauer, Kim; Thiel, Michael; Forkuor, Gerald; Künzer, Claudia; Dech, Stefan (2014).
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Identifizierung der Antriebskräfte von Landnutzungs- und Landbedeckungsänderungen in der Region Kavango in Namibia Lex, S.; Geßner, U.; Dech, S. (2010).
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Landbedeckung, Landnutzung und Klimawandel in Westafrika. Fernerkundungsbasierte Arbeiten im Projekt WASCAL. Gessner, Ursula; Forkuor, Gerald; Knauer, Kim; Klein, Igor; Künzer, Claudia (2015).
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Remote sensing of vegetation dynamics in West Africa: Improved satellite time series for phenological analyses Knauer, Kim; Gessner, Ursula; Dech, Stefan; Künzer, Claudia (2015).
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Remote sensing of vegetation dynamics in West Africa: improved satellite time series for phenological analyses. Knauer, Kim; Gessner, Ursula; Dech, Stefan; Künzer, Claudia (2014).
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The Land-Use Dynamics and Water Nexus for the transboundary Mekong Basin: Potentials and Limitations of Earth Observation Künzer, Claudia; Leinenkugel, Patrick; Frey, Corinne; Huth, Juliane; Ottinger, Marco; Gessner, Ursula; Dech, Stefan (2015).
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Towards an automated estimation of vegetation cover fractions on multiple scales: Examples of Eastern and Southern Africa. Geßner, U.; Klein, D.; Conrad, C.; Schmidt, M.; Dech, S. (2009).
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Tree cover patterns and changes in the West Sudanian Savanna and observed socio-economic impacts. Gessner, Ursula; Knauer, Kim; Künzer, Claudia (2015).
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Vegetation structure mapping with remote sensing time series: Capabilities and improvements. Colditz, R. R.; Keil, M.; Strohbach, B.; Geßner, U.; Schmidt, M.; Dech, S. (2007).