Sotirios is currently an Associate Professor at the department of Planning and Regional Development in the University of Thessaly. Sotirios is interested in mapping, analyzing, monitoring and modeling spatial patterns of change and particularly land change.
BSc in Environmental Sciences
Department of Environment, University of the Aegean, Greece
MSc in Statistics
Department of Mathematics and Statistics, University of Lancaster, UK
PhD in Remote Sensing and GIS
Department of Geography, King’s College, University of London, UK
GISTAM 2024, 10th International Conference on Geographical Information Theory, Applications and Management
43rd EARSeL Symposium (2024) Scientific Committee,
Living Planet Symposium (LPS22) Scientific Committee,
Living Planet Symposium (LPS19) Scientific Committee,
2nd Conference of the Arabian Journal of GeoSciences (Scientific Committee, 2019) ,
International Conference on Studying, Modeling and Sense Making of Planet Earth 2008,
6th and 7th conference of the Hellenic Geographical Society,
PLOS One (Member of the Editorial board)
Remote Sensing (Section Board for ’Environmental Remote Sensing’ and Section Board for ’Urban Remote Sensing’ )
Visiting Scholar
University of Nottingham at Ningbo, Geography, China, 2016
Kiel University (CAU), Geography, 2010
2023 – Associate Professor, Department of Planning and Regional Development, University of Thessaly
2002-2023: Lecturer to Professor, Department of Geography, University of the Aegean
2001-2002: PostDoctoral Researcher, Department of Geography and Coastal Resources Centre, University College Cork, Ireland
Funded Research Projects
2021-22: National Spatial Strategy for marine areas, Dept. of Planning and Regional Development, University of Thessaly (Member of the research group).
2014-2015 (Coordinator): University Research grant – Grid based Population density estimation of Greece.
2008-2011, 18 months (WP Co-Coordinator): ClimateCost, Full costs of climate change, 7th Framework Programme, Global Change and Ecosystem (with N. Vafeidis).
2007-2011, 18 months (WP Co-Coordinator): CIRCE: Climate Change and Impact Research: the Mediterranean Environment, 6th Framework Programme, Priority 1.1.6.3, Global Change and Ecosystem, RL11, WP10.6 (with N. Vafeidis)
2005-2008 (Coordinator):, 36 months: Monitoring Land Use Change, Marie Curie Outgoing International Fellowships (OIF), Programme: Structuring the European Research Area – Call identifier: FP6-2002 Mobility-6.
2006 – 2007 (Coordinator): Monitoring and modeling land use/land cover change in coastal areas using Remote Sensing and GIS, Call identifier: Pythagoras II- Supporting research groups in Universities, Special Service on management of the operational program for education andemployment (EPEAEK II), Ministry of National Education and Religious Affairs, Greece.
2001 – 2002: GIS and environmental modeling for coastal areas, Irish Research Council, Ireland (Member of the research group).
2001 – 2002: The Development of a GIS Model for the Location of Landfill Sites in Ireland and Portugal, INTERREG II, Ireland (Member of the research group)
Giourga Ch., A. Loumou, N.S. Margaris, M.Theodorakakis and S. Koukoulas, Olive trees of the Aegean, in Rokos D. (ed) Environment and Sciences at the end of the Century – Problems and Outlooks, N.T.U Athens, K.E.M.DI.P.A, Enallaktikes Pub. ISBN: 960-427-024-9, 1994. (In Greek)
Koukoulas S., Geographical Information Systems, in Margaris N.S, (ed), Agriculture and Environment, Philippoti Pub. Series: Human -Nature 6, pp. 117-120, Athens, 1997. (In Greek)
Jude, S.R., Brown, I., Koukoulas, S., Dickson, M., Walkden, M., Jones, A.P. and Watkinson, (2005) Exploring Future Coastlines – Initial Steps Towards the Development of an Integrated Coastal Simulation and Visualisation System. p.69-76. In Buhmann, E., Paar, P., Bishop, I.J. and Lange, E. (eds.) Trends in Real-Time Landscape Visualization and Participation. Herbert Wichmann Verlag. Heidelberg. 361pp. ISBN: 3-87907-429-1.
Brown I., Jude S, Koukoulas S., Nicholls R., Dickson M, Walkden M, (2007) Using Virtual Reality to Simulate Future Coastal Erosion: A Participative Decision Tool? In A. Lovett and K. Appleton (eds.) Environmental Decision Making and GIS. London, Series Innovations in GIS, Volume 12, Taylor and Francis, 288 pages.
Jude SR, Mokrech M, Walkden M, Thomas J and Koukoulas S. (2015) Visualising potential coastal change: communicating results using visualisation techniques. In: Broad Scale Coastal Simulation, Springer, p. 255-272.
Mokrech M., R.J. Nicholls, S. Day, R.J. Dawson, Jude S., and S. Koukoulas, (2015). GIS platforms for managing,accessing and integrating model results: The Tyndall Coastal Simulator experience. In: Nicholls RJ, Dawson RJ, Day SA (eds) Broad Scale Coastal Simulation. Springer, Pages 273-298.
Loumou A., Ch. Giourga, P. Dimitrakopoulos and S. Koukoulas, 2000. Tourism Contribution to Agro-Ecosystems Conservation; The Case of Lesbos Island, Greece. Environmental Management, Vol. 26, No. 4, pp. 363-370.
Koukoulas S. and Blackburn, G.A., 2001. Introducing new indices for accuracy evaluation of classified images representing semi-natural woodland environments, Photogrammetric Engineering and Remote Sensing, Vol. 67, No. 4, pp. 499-511.
Costa C.N., A. Allen, M.G. Brito, P.S. Caetano, V. Cummins, J. Donnelly, S. Koukoulas, V. O’Donnell, C. Robalo, D. Vendas, 2003. GIS model for landfill site selection (Model SIG para seleccao de locais para atterros de residuos), Finisterra: Portuguese Journal of Geography, XXXVIII, 75, pp 85-99. (In Portuguese)
Koukoulas, S. and Blackburn, G.A., 2004. Quantifying the spatial properties of forest canopy gaps using LiDAR imagery and GIS, International Journal of Remote Sensing, Vol. 25, No. 15, 3049-3071.
Koukoulas, S. and Blackburn, G.A., 2005. Mapping individual tree location, height and species in broadleaved deciduous forest using airborne LiDAR and multi-spectral remotely sensed data. International Journal of Remote Sensing, Vol. 26, No. 3, pp 431-455.
Koukoulas, S. and Blackburn G.A., 2005. Spatial relationships between tree species and gap characteristics within broadleaved deciduous woodland. Journal of Vegetation Science, 16, pp. 587-596.
Brown I., Jude S.R., Koukoulas S., Nicholls R., Dickson M. and Walkden, M. 2006. Dynamic Simulation and Visualisation of Coastal Erosion. Computers, Environment and Urban Systems 30 (6), pp. 840-860.
Dawson RJ, Dickson ME, Nicholls RJ, Hall JW, Walkden MJA, Stansby P, Mokrech M, Richards J, Zhou J, Milligan J, Jordan A, Pearson S, Rees J, Bates P, Koukoulas S, Watkinson A., 2009. Integrated analysis of risks of coastal flooding and cliff erosion under scenarios of long term change. Climatic Change 3:89-102
Chorianopoulos I, Pagonis A, Koukoulas S. and Drymoniti S. 2010. Planning, competitiveness and sprawl in the Mediterranean city: The case of Athens, Cities, Volume 27, Issue 4, pp 249-259.
Arianoutsou M., S. Koukoulas, and D. Kazanis, 2011. Evaluating post-fire resilience using GIS and multicriteria analysis: an example from Cape Sounion National Park, Greece. Environmental Management. 47 (3), pp. 384-397.
Rapaglia J., S. Koukoulas, L. Zaggia, M. Lichter, G. Manfe and A. Vafeidis, 2012. Quantification of Submarine Groundwater Discharge and Optimal Radium Sampling Distribution in the Lesina Lagoon, Italy. Journal of Marine Systems. 91(1), pp. 11-19.
Symeonakis E., P. Caccetta, S. Koukoulas, S. Furby, N. Karathanasis, 2012. Multi-temporal land cover classification and change analysis with Conditional Probability Networks: the case of Lesvos Island (Greece). International Journal of Remote Sensing. 33(13), pp. 4075-4093.
Eastoe, E., S. Koukoulas, and P. Jonathan, 2013. Statistical measures of extremal dependence illustrated using measured sea surface elevations from a neighbourhood of coastal locations. Ocean Engineering. 62, pp. 68-77.
Koerth J., N. Jones, A.T. Vafeidis, P. Dimitrakopoulos, A. Melliou, E. Chatzidimitriou and S. Koukoulas, 2013. Household adaptation and adaptation intention to coastal flooding in the Axios Loudias Aliakmonas National Park. Ocean and Coastal Management. 82, pp. 43-50.
Gkoltsiou A., T. Terkenli, and S. Koukoulas, 2013. Landscape indicators for the evaluation of tourist landscape structure. International Journal of Sustainable Development and World Ecology, 20(5), pp. 461-475.
Jones N., S. Koukoulas, J.R.A. Clark, I.K. Evangelinos, and P.G. Dimitrakopoulos, 2014. Social capital and citizens’ perceptions of proposed coastal management zone policies for tackling climate change impacts in Greece. Regional Environmental Change,14(3), pp. 1083-1093.
Chorianopoulos I., G. Tsilimigkas, S. Koukoulas and T. Balatsos, 2014. The shift to competitiveness and a new phase of sprawl in the Mediterranean city: Enterprises guiding growth in Messoghia – Athens. Cities, 39, pp.133-143
Gounaridis D., G.N. Zaimes and S. Koukoulas, 2014. Quantifying spatio-temporal patterns of forest fragmentation in Hymettus Mountain, Greece. Computers, Environment and Urban Systems, 46, pp. 35-44.
Symeonakis E., N. Karathanasis, S. Koukoulas and G. Panagopoulos, 2016. Monitoring Sensitivity to Land Degradation and Desertification with the ESAI Methodology: the Case of Lesvos Island. Land Degradation and Development, 27(6), pp 1562-1573.
Gounaridis D., A. Apostolou, M. Riga, P. Moustos, K. Mpika, D. Kontou and S. Koukoulas, 2016. Change detection of forests and semi-natural areas in Greece for the period 1990-2010. Aegean Journal of Environmental Sciences (AEJES)
Gounaridis D. and S. Koukoulas, 2016. Urban land cover thematic disaggregation, employing datasets from multiple sources and RandomForests modeling. International Journal of Applied Earth Observation and Geoinformation. 51, pp.1-10
Gounaridis D., A. Apostolou and S. Koukoulas, 2016. Land Cover mapping of Greece: a semi-automated classification approach based on Landsat data and Random Forests. Journal of Maps, 12(5), pp.1055-1062
Symeonakis E., P. Caccetta, J. Wallace, E. Arnau, A. Calvo and S. Koukoulas, 2017. Multi-temporal Forest Cover Change and Forest Density trend detection in a Mediterranean environment. Land Degradation and Development. 28. pp. 1188-1198
Dimitrakopoulos P. G., S. Koukoulas, A. Galanidis, P. Delipetrou, D. Gounaridis, K. Touloumi, and M. Arianoutsou. 2017. Factors shaping alien plant species richness spatial patterns across Natura 2000 Special Areas of Conservation in Greece. Science of the Total Environment. 601–602. pp. 461–468
Gounaridis D., Chorianopoulos I., and S. Koukoulas, 2018. Exploring prospective urban growth trends under different economic outlooks and land-use planning scenarios: The case of Athens. Applied Geography. 90. pp. 134–144
Gounaridis D., Symeonakis E., Chorianopoulos I., and S. Koukoulas, 2018. Incorporating Density in Spatiotemporal Land Use/Cover Change Patterns: The Case of Attica, Greece. Remote Sensing,10(7),1034; doi:10.3390/rs10071034
Gounaridis D., Chorianopoulos I., Symeonakis E.,and S. Koukoulas, 2019. A Random Forest-Cellular Automata modelling approach to explore future land use/cover change in Attica (Greece), under different socio-economic realities and scales. Science of the Total Environment. Vol. 646, pp. 320–335
Nababa I.I.,E. Symeonakis, S. Koukoulas, T.P. Higginbottom, G. Cavan, S. Marsden, 2020. Land cover dynamics and mangrove degradation in the Niger Delta Region. Remote Sensing, 12(21),3619; https://doi.org/10.3390/rs12213619
Papayiannis G.I., G. N. Domazakis, D. Drivaliaris, S. Koukoulas, A. E. Tsekrekos and A. N. Yannacopoulos, 2021. On clustering uncertain and structured data with Wasserstein barycenters and a geodesic criterion for the number of clusters, Journal of Statistical Computation and Simulation,91(13), pp. 2569-2594; (DOI: 10.1080/00949655.2021.1903463)
Dimitrakopoulos, P.G.,S. Koukoulas, C. Michelaki, A. Galanidis, 2022. Anthropogenic and environmental determinants of alien plant species spatial distribution on an island scale,Science of the Total Environment, 2022, 805, 150314; https://doi.org/10.1016/j.scitotenv.2021.150314
Gazis D.E.,S. Koukoulas and J.N. Hatzopoulos, Bathymetry Study of the NW. Part of the Greek Island of Lesvos Using Satellite Landsat TM Images, Proceedings of the 3rd Meeting of the Technical Committee of the General Council of Fisheries for the Mediterranean of F.A.O., Thessaloniki, Greece, October 7-11, 1991. (In Greek)
Hatzopoulos J.N, C. Giourga, S. Koukoulas and N. Margaris, Land Cover Classification of Olive Trees in the Greek Islands Using Landsat -TM Image, Proceedings of the ASPRS at the International Conference in Washington D.C., Vol. 4, pp. 492-498, August 2-7,1992.
Koukoulas S. and G.A. Blackburn, Monitoring Woodland Gap Dynamics Using High Resolution Imagery: But When Is a Gap Not a Gap? Proceedings of the 23rd Annual Conference of the Remote Sensing Society, University of Reading, pp. 147-152, 2-7 Sep. 1997.
Koukoulas S. and Alan Blackburn, An evaluation of Image Processing techniques for measuring canopy structure in deciduous woodlands using Digital aerial photographs, Proceedings of the 24th Annual Conference of the Remote Sensing Society, University of Greenwich, pp. 534-542, 8-11 Sep. 1998.
Koukoulas S. and Alan Blackburn, Tree-top extraction using optical airborne sensors and LIDAR: A GIS approach to feature identification, NERC ARSF Workshop, British Geological Survey, Keyworth, CD-ROM, 12-13 Dec 2000.
Allen A., G. Brito, P. Caetano, C. Costa, V. Cummins, J. Donnelly, C. Fernades, S. Koukoulas, V. O’Donnell, C. Robalo, D. Vendas, Procedure for the location of landfill sites using a GIS model, 9th Congress of the International Association of Engineering Geology and the Environment, Durban, South Africa, September 2002.
Allen A., G. Brito, P. Caetano, C. Costa, V. Cummins, J. Donnelly, S. Koukoulas, V. O’Donnell, Robalo and D. Vendas. A Landfill Site Selection Procedure Incorporating GIS Modelling. Proceedings of Ninth International Waste Management and Landfill Symposium, Sardinia, Italy, October 6-10th, 2003.
Symeonakis E., S. Koukoulas, A. Calvo, and E. Arnau, A landuse change and land degradation study in Spain and Greece using Remote Sensing and GIS, International Archives of Photogrammetry and Remote Sensing, XXth International Society for Photogrammetry and Remote Sensing Congress, Istanbul, Turkey 12 – 23 July 2004.
Brown I., S. Jude, S. Koukoulas, R. Nicholls, M. Dickson, M. Walkden, and A. Jones, Dynamic Simulation and Visualisation of Coastal Erosion: Past, Present and Future, GISRUK04, University of East Anglia, Norwich, 28-30 April 2004.
Koukoulas S., Nicholls R.J., Dickson M.E., Walkden M.J., Hall J.W., Pearson S.G., Mokrech, and Richards, J. 2005. A GIS tool for analysis and interpretation of coastal erosion model outputs (SCAPEGIS). Proceedings of Coastal Dynamics 2005, ASCE, New York.
Nicholls R., I. Brown, R. Dawson, M. Dickson, J. Hall, S. Koukoulas, M. Mokrech, S. Pearson, Rees, J. Richards, P. Stansby, M. Walkden, A. Watkinson, J. Zhou, An Integrated Assessment of Erosion and Flooding in North-East Norfolk, England, Coasts and Coastal People- Scenarios of change and responses, LOICZ II Inaugural Open Science Meeting, Egmod aan Zee, Netherlands, 27-29 June 2005.
Gkoltsiou E., T. Terkenli, and S. Koukoulas, Identifying Changes in Tourist Coastal Landscapes Using Landscape Metrics, 42nd World Congress International Federation of Landscape Architects (IFLA), Proceedings in CD-ROM, Edinburgh, 26-29 June 2005.
Symeonakis E., P.A. Caccetta, J.F. Wallace, S. Koukoulas, Multitemporal land use/cover change detection in the Spanish Mediterranean coast, ISPRS Mid-term Symposium 2006 ”Remote Sensing: From Pixels to Processes” Enschede, the Netherlands, 8-11 May 2006.
Gatsis I., S. Koukoulas, A. Vafeidis, Lagoudakis E., and K. Gkoltsiou, Monitoring and mapping of land cover/use changes in an agricultural and natural environment, using multitemporal satellite data and GIS (Lesvos island, Greece), RSPSoc Annual Conference, Understanding a Changing World, Proceedings in CD-ROM, Cambridge, UK, 5-8 Sep. 2006.
Symeonakis E., Peter A. Caccetta, Suzanne Furby, Jeremy F. Wallace, S. Koukoulas, Mapping Land Use Change using Conditional Probability Networks: a Case Study in the Mediterranean Island of Lesvos, 32nd International Symposium on Remote Sensing of Environment, Sustainable Development Through Global Earth Observations, Proceedings in CD-ROM, June 25 – 29, 2007. San Jose, Costa Rica.
Koukoulas S., Gatsis I., A. Vafeidis, and K. Gkoltsiou, Analysing spatial patterns of land cover/use change derived from satellite remote sensing, 32nd International Symposium on Remote Sensing of Environment, Sustainable Development Through Global Earth Observations, Proceedings in CD-ROM, June 25 – 29, 2007. San Jose, Costa Rica.
Gatsis I., S. Koukoulas, A. Vafeidis, and K. Gkoltsiou, A rule-based approach for mapping and monitoring of land cover changes in Lesvos with emphasis in deforestration and olive groves abandonment, CEST 2007 – 10th International Conference on Environmental Science and Technology, September 5th – 7th, 2007, Kos Island, Greece.
Vafeidis A.T. , S. Koukoulas, I. Gatsis , K. Gkoltsiou, Forecasting land-use changes with the use of neural networks and GIS, International Geosciense and Remote Sensing Symposium 2007 (IGARSS’07), Sensing and Understanding our Planet, 23-27 July 2007, Barcelona, Spain. [Αναφορές Google Scholar: 1]
Vafeidis A.T. ,G. Vafeidis, and S. Koukoulas, Comparative evaluation of Different characteristics of neural network-based models for forecasting land-use and land-cover change, International Conference on Studying, Modeling and Sense Making of Planet Earth , 1?6 June, 2008, Dept. of Geography, University of the Aegean, Mytilene, Greece.
Koukoulas S., A.T. Vafeidis, G. Vafeidis, The role of spatial metrics on the performance of an artificial neural-network based land-use change model, The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Vol. XXXVII. Part B7, XXI ISPRS Congress, Beijing 2008, pp.1661- 1666.
Pagonis T., Chorianopoulos I., Koukoulas S. and Drymoniti S., Urban Competitiveness and Sprawl as conflicting Planning Priorities: the Olympic legacy of Athens, Urban Growth without Sprawl – A way Towards Sustainable Urbanization, 44th ISOCARP Congress, 19-23 September 2008, Dalian, China.
Symeonakis, E., Karathanasis, N., Panagopoulos, G. and Koukoulas, S., 2009. A Sensitivity Index for Land Degradation and Desertification Mapping and Monitoring: the case of the island of Lesvos. In: Proceedings of the EARSeL Special Interest Group on Land Use and Land Cover. Workshop, Bonn, Germany, 25-27 November. (Abstract)
Pagonis T., Chorianopoulos I., and Koukoulas S. Urban Competitiveness and Sprawl as conflicting Planning Priorities: the Olympic legacy of Athens, Urban Design, Planning and Regional Development Conference, University of Thessaly, 24-27 September 2009, Volos, Greece.
Koukoulas S., Change detection under uncertainty: modelling the spatial variation of errors, International Archives of the Photogrammetry, Remote Sensing and Spatial Information Science, Volume XXXVIII, Part 8, Kyoto Japan 2010.
Tsilimigkas G., Chorianopoulos I., Koukoulas S. and Balatsos T. Spatial Planning and Areas Competitiveness: Multitemporal diffusion of new business locations in Athens-Greece, Planning and Regional Development Conference, University of Thessaly, 24-27 September 2012, Volos, Greece.
Panagopoulos G., Giannoulopoulos P. and Koukoulas S. Applying the DRASTIC index in Lesvos, 10th International Hydrogeological Congress, 8-10 October 2014, Thessaloniki, Greece
Aslanidou S. and Koukoulas S. Monitoring of urban sprawl and human imprint in Meshogeia Area using spectral indices. 6th Greek Congress of Planning and Regional Development, 29/09 -02/10/2022, Volos, Greece.
Pedion Areos, 383 34, Volos
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