Water Resources - Irrigation & Env. Geoinformatics


The main goals in Water Resources- Irrigation & Environmental Geoinformatics involve:

  • Rational agricultural water management
  • Study of plant-water-soil interaction and endurance mechanisms in extreme conditions
  • Irrigation crop needs – Develop a methodology for advising appropriate irrigation
  • Climate change and human impact on crops and ecosystemsSurface and ground water management
  • Management of hydrometeorological information at river basin scale
  • Studies and actions to address extreme hydrological phenomena (floods, drought, soil erosion, desertification)
  • Applications of geoinformatics in water resources and the environment
  • Field measurements and use of simulation models to predict the dynamics of water resources in relation to present and / or future climatic conditions
  • Water protection, maintenance or restoration of the good status of surface and ground water
  • Study and simulation of pollutant loads (fertilizers, pesticides, heavy metals, salt water intrusion, wastes, degraded irrigation water, etc.) in the soil-water resources


  • Adaptability of crops to climate change and socio-economic conditions
  • Implementation of good agricultural practices for saving water resources at field and catchment scale
  • Optimal irrigation methodology based on maximizing production and saving water resources in current and / or future climatic conditions
  • A tele-information system for farmers to irrigate crops in real time
  • Management and prediction of environmental hazards, identification of areas with high risk of water pollution - Water Protection Zones
  • Spatial and temporary simulation of water dynamic in rivers & soil-water resources
  • Optimal consumptions of surface and ground water
  • Prior knowledge of areas prone to drought, erosion, desertification, floods, and degradation of land using geoinformatics technologies – protection and mitigation measures
  • Establishment an early warning system for extreme hydrological phenomena (floods and drought)


Research Projects


Indicative list of recent Projects with participation of our Lab:

"Wastewater Recycling of Olive Oil Mills in Mediterranean Countries - Demostration and Sustainable Reuse of Residuals (WAWAROMED) " in the INCO-MED of E.U.

"Study of Defence Mechanisms to Salinity of Grapevines (Vitis vinifera L.)". GSRT - Greek-Chinese Cooperation for Research and Technology.

"Technology for Treatment and Recycling of the Water Used to Wash Olives" (UDOR) in CRAFT Programme of EU. (www.udor-project.com).

"Towards Sustainable Water Use on Mediterranean Islands: Addressing Conflicting Demands and Varying Hydralogical, Social and Economic Conditions" (MEDIS) in the EESD - ESD Programme of EU. (www.uni-muenster.de/Umweltforschung/ medis/summary/summary.html).

"The Future of Olive Plantation System on Sloping and Mountainous Land; Scenarios for Production and Natural Resources Conservation' (OLIVERO) in the Quality of Life and Living Resources of EU. (www.olivero.info).

"Best Innovative Practices of Water Use for Sustainable Management of Water Resources" (BEWARE) in programme CRINNO of Crete Region-E.U (http://zeus.telecom.tuc.gr/beware/index.html).

"A new approach of irrigation technology regarding the optimization of production system procedure" (FP-21) in the EPAN 4.5 project of GSRT - EU.

Safe and high quality food production using low quality waters and improved irrigation systems and management (SAFIR) in the FP6-2004-FOOD-3-B of EU (contract FOOD-CT-2005-023168). (www.safir4eu.org)

Innovative irrigation techniques for improved water use efficiency and fruit quality" in Be-lateral Cooperation for R&T between Greece-Tunisia (contract GSRT-135e).

Mise en oeuvre d' une Plateforme de Services pour la lutte contre la secheresse et la desertification dans les regions du bassin de la Mediterranee Europeenne a travers un systeme d' actions pilote locales" (DESERTNET 2) στο πλαίσιο του INTERREG IIIB-MEDOCC (2005-05-4.4-I-156). (www.desertnet.org)

"Development and validation of an irrigation scheduling tool for olives to improve water use efficiency at farm level" in Be-lateral Cooperation for R&T between Greece-Egypt (contract GSRT-269e)

Physiological adaptation mechanisms of grapevine cultivars under combined drought stress and elevated UV radiation in the frame of PENED-2003 of GSRT.

"Biotechnological recycle of olive mills washing water by microalgae" (ALGATEC) in the FP7-SME-2008-1 της Ε.Ε. (Grant agreement: 232331). (www.algatec.net)

"Innovation Center of Crete - Emphasizing the Management of Natural Resources' (EL 0075)  in the frame of EEA Grants 2004-2009.Χ.Μ. ΕΟΧ 2004-2009

"Water and Life" (H2O and Life) in the frame of Life Learning Grundtvig 2011 of EU (contract 2011-1-CY1-GRU06-01523 3) (www.water-and-life.eu)

"Capacity building of personnel in Jordanian olive industry", (543820-TEMPUS-1-2013-1-JO), tempusolive.com/en


"Special Water Resources Management Plan for Keritis, Koiliaris, Tavronitis and Kournas river basins, Chania". 2012-2013

"Supplementary work on the design of the reservoir on the plateau of Omalos in Chania and the investigation of the environmental impact of its construction" 2012

"Clear Water - Geophysical Based Hydrogeological Modeling to Prevent Pollution from Sea Water Intrusion at Coastal Areas". FP7, BS-ERA.NET, 2012 - 2014

"CYBERSENSORS. High frequency monitoring system for integrated water management of rivers »THALIS. 2012 - 2014

"GEODIMETRIS. Integrated Geoinformatics Technologies for monitoring of Pollution of Soils from the Depositing of Olive Oil Waste »THALIS. 2012 - 2014

"Implementing New Olive Cultivation Practices for Climate Change Adaptation and Restriction - Olive-CLIMA (LIFE11 ENV / GR / 942), 2012-2017"

"Development of Groundwater Simulator (Numerical Model) of the Malia Coastal Aquifer". 2013

"Determination of underground water resources and optimization in the management of the water needs of the area of Lassithi - Crete". 2013

"Water Resources Management Plan, Water Department of Crete (GR13)" Author: Ministry of Environment and Climate Change - Special Secretariat for Water. 2013-2014

"CASCADE: Catastrophic Shifts in Drylands: How Can We Prevent Ecosystem Degradation? »Collaborative Project / Large Scale Integrated Project FP7-ENV-2011. Purpose: Degradation of agricultural land from salting and erosion-simulation and treatment. 2013-2016

"Creation of an integrated decision-making system for the sustainable management of water resources in olive and citrus crops and the prevention of natural / man-made hazards" Development of research and technological development projects of Innovation - AgroETAK (2014-2015)

"Promotion of Water Efficiency and Support to Climate Resilient Agriculture in Mediterranean Countries - Climate Change Adaptation Project Application - AgroClimaWater - LIFE14 CCA / GR / 000389" 2015-2020

"ERMIS-F, Environmental Risk Web Site – Floods". INTERREG IV (Greece, Cyprus) 2017-2020



Recent Journal Publications - Indicative list of publications:

Chartzoulakis, K., 2005 Salinity and olive: Growth, salt tolerance mechanisms, photosynthesis and management practices. Agric. Wat. Manag., 78(1-2):108-121.

Chartzoulakis K., Psarras G., Vemmos S., Loupassaki M., Bertaki M., 2006. Response of two olive cultivars to salt stress and potassium supplement. J. Plant Nutr. 29(11):2063-2078.

Psarras G., Bertaki M., Chartzoulakis K., 2008. Response of greenhouse tomato to salt stress and K+ supplement. Plant Biosystems 142 (1):149-153

Stefanoudaki E., Williams M., Chartzoulakis K., Harwood J., 2009. Olive oil qualitative parameters after orchard irrigation with saline water. J. Agric. & Chemistry 57(4):1421-1425.

Chartzoulakis K., Psarras G., Moutsopoulou M., Stefanoudaki E., 2010. Application of olive mill wastewater to a Cretan olive orchard: Effects on soil properties, plant performance and the environment. Agric. Ecosys. Environ. 138(3-4):293-298.

Jensen R.C., Battilani A., Plauborg F., Psarras G., Chartzoulakis K., Janowiak F., Stikic R., Jovanovic Z., Guitong L., Xuebin Q., Fulai L., Jacobsen S.E., Andersen N.M., 2010. Deficit irrigation based on drought tolerance and root signalling in potatoes and tomatoes. Agric. Water Manag. 98:403-413.

Doupis G., Chartzoulakis K., Beis A., Patakas A., 2011. Allometric and biochemical responses of grapevines subjected to drought and enhanced ultraviolet-B radiation. Austr. J. Grape & Wine Res. 17(1):36-42.

Psarras, G., Kasapakis, I., Stefanoudaki, E., Papadakis, I., Chartzoulakis, K.S. 2011 Effect of different irrigation regimes on olive tree (Olea europaea L., 'Koroneiki') physiology, yield and fruit quality. Acta Horticulturae, 888, pp. 89-94.

Chartzoulakis, K.S. 2011. The use of saline water for irrigation of olives: Effects on growth, physiology, yield and oil quality. Acta Horticulturae, 888, pp. 97-108.

Ghrab, M., Gargouri, K., Bentaher, H., Chartzoulakis, K., Ayadi, M., Ben Mimoun, M., Masmoudi, M.M., Ben Mechlia, N., Psarras, G. 2013. Water relations and yield of olive tree (cv. Chemlali) in response to partial root-zone drying (PRD) irrigation technique and salinity under arid climate. Agricultural Water Management, 123, pp. 1-11.

Doupis, G., Bertaki, M., Psarras, G., Kasapakis, I., Chartzoulakis, K. 2013. Water relations, physiological behavior and antioxidant defence mechanism of olive plants subjected to different irrigation regimes. Scientia Horticulturae, 153, pp. 150-156.

Chartzoulakis, K.S. 2014. The potential of saline and residual water use in olive growing. Acta Horticulturae, 1057, pp. 257-273.

Psarras, G., Chartzoulakis, K., Kasapakis, I., Kloppmann, W. 2014.  Effect of different irrigation techniques and water qualities on yield, fruit quality and health risks of tomato plants. Acta Horticulturae, 1038, pp. 601-608.

Ghrab, M., Ayadi, M., Gargouri, K., Chartzoulakis, K., Gharsallaoui, M., Bentaher, H., Psarras, G., Ben Mimoun, M., Masmoudi, M.M., Ben Mechlia, N. 2014.  Long-term effects of partial root-zone drying (PRD) on yield, oil composition and quality of olive tree (cv. Chemlali) irrigated with saline water in arid land. Journal of Food Composition and Analysis, 36 (1-2), pp. 90-97.

Cary, L., Surdyk, N., Psarras, G., Kasapakis, I., Chartzoulakis, K., Sandei, L., Guerrot, C., Pettenati, M., Kloppmann, W. 2015. Short-term assessment of the dynamics of elements in wastewater irrigated Mediterranean soil and tomato fruits through sequential dissolution and lead isotopic signatures. Agricultural Water Management, 155, pp. 87-99.

Ragab, R., Battilani, A., Matovic, G., Stikic, R., Psarras, G., Chartzoulakis, K. 2015. SALTMED Model as an Integrated Management Tool for Water, Crop, Soil and N-Fertilizer Water Management Strategies and Productivity: Field and Simulation Study. Irrigation and Drainage, 64 (1), pp. 13-28.


Kourgialas, N. N., Karatzas, G. P. 2017. A national scale flood hazard mapping methodology: The case of Greece - protection and adaptation policy approaches. Science of the Total Environment, 601-602C:441-452.

Kourgialas, N.N., Karatzas, G.P., Koubouris, G.C., 2017. GIS policy approach for assessing the effect of fertilizers on the quality of drinking and irrigation water and wellhead protection zones (Crete, Greece). Journal of Environmental Management, 189: 150-159.

Kourgialas, N.N. Doupis, G., Psarras, G., Sergentani, C., Digalaki, N., Koubouris. G.C. 2017. Soil management and composted olive mill waste recycling effects on salinity and seasonal water storage in a Mediterranean drought affected olive tree area. Desalination and Water Treatment Journal (accepted)

Morianou, G. G., Kourgialas, N. N., Karatzas, G. P., Nikolaidis, N. P. 2017. River flow and sediment transport simulation based on a curvilinear and rectilinear grid modelling approach-a comparison study. Water Science and Technology ws2017031; DOI: 10.2166/ws.2017.031.

Kourgialas, N.N., Koubouris, G.C., Karatzas, G.P. Metzidakis I., 2016. Assessing water erosion in Mediterranean tree crops using geoinformatic techniques and field measurements; the effect of climate change. Natural Hazards, DOI: 10.1007/s11069-016-2354-5.

Kourgialas, N.N., Karatzas, G.P., 2016. A flood risk decision making approach for Mediterranean tree crops using GIS; climate change effects and flood-tolerant species. Environmental Science and Policy, 63:132-142, DOI: 10.1016/j.envsci.2016.05.020.

Kourgialas, N.N., Dokou Z., Karatzas G.P., Panagopoulos G., Soupios, P., Vafidis, A, Manoutsoglou E., Schafmeister M., 2016. Saltwater intrusion in an irrigated agricultural area: combining density-dependent modeling and geophysical methods. Environmental Earth Science, 75:15 DOI 10.1007/s12665-015-4856-y

Apostolakis, A., Wagner, K., Daliakopoulos, I.N., Kourgialas, N.N., Tsanis, I.K., 2016 Greenhouse Soil Moisture Deficit under Saline Irrigation and Climate Change. Procedia Engineering DOI:10.1016/j.proeng.2016.11.098

Kourgialas, N.N., Georgios Doupis,G., Androniki Papafilippaki, A., Psarras, G., Koubouris, G., 2016. Seasonal variation of soil moisture in irrigated olive trees. Procedia Engineering 10.1016/j.proeng.2016.11.090, 162C, pp. 471-475

Daliakopoulos I.N., Tsanis, I.K., Koutroulis, A., Kourgialas, N.N., Varouchakis,E., Karatzas, G.P., Ritsema, C.J. 2016. The Threat of Soil Salinity: a European scale review. Science of the Total Environment, 573:727. DOI:10.1016/j.scitotenv.2016.08.177

Dokou, Z., Kourgialas, N.N. and Karatzas, G.P., 2015. Assessing groundwater quality in Greece based on spatial and temporal analysis. Environmental Monitoring and Assessment, 187: 774 DOI 10.1007/s10661-015-4998-0.

Kourgialas, N.N., Karatzas, G.P., 2015. A modeling approach for agricultural water management in citrus orchards: Cost-effective irrigation scheduling and agrochemical transport simulation. Environmental Monitoring and Assessment, 187(7):4655, DOI 10.1007/s10661-015-4655-7

Kourgialas, N.N., Dokou, Z. and Karatzas, G.P., 2015. Statistical Analysis and ANN Modeling for Predicting Hydrological Extremes under Climate Change Scenarios. Journal of Environmental Management ,154: 86-101.

Koubouris, G.C., Tzortzakis, N., Kourgialas, N.N., Metzidakis, I., 2014. Growth, photosynthesis and pollen performance in salt treated olive (Olea europaea L.) plants under high temperature. International Journal of Plant Biology, DOI: 10.4081/pb.2015.6038.

Kourgialas Ν.Ν, Karatzas, G.P. and Morianou G. 2014. Water management plan for olive orchards in a semi-mountainous area of Crete, Greece. Global Nest Journal, 17(1) 72-81.

Giannakis, G., Kourgialas, N.N., Paranychianakis N.V., Nikolaidis, N.P., Kalogerakis N., 2014. Effects of municipal solid waste compost on soil properties and vegetables growth. Compost Science and Utilization, 22:1–16.

Kourgialas, N.N. and Karatzas, G.P., 2014. A hydro-sedimentary modelling system for flash flood propagation and hazard estimation under different agricultural practices. Natural Hazards and Earth System Science, 14, 625-634.

Kourgialas, N.N. and Karatzas, G.P., 2014. Groundwater contamination risk assessment in Crete, Greece using numerical tools within a GIS framework. Hydrological Sciences Journal, DOI:10.1080/02626667.2014.885653.

Seferou, E., Soupios, P., Kourgialas, N.N., Dokou, Z., Karatzas, G.P., Papadopoulos, N., Candasayar, E., Sarris, A., Sauter, M., 2013. Olive oil mill wastewater transport in unsaturated and saturated laboratory conditions using geophysical techniques and the FEFLOW model. Hydrogeology Journal, 21(6), 1219-1234.

Kourgialas, N.N. and Karatzas, G.P., 2013. A hydro-economic modeling framework for flood damage estimation and the role of riparian vegetation. Hydrological Processes, 27 (4), 15-531, DOI: 10.1002/hyp.9256.

Vozinaki, A.-E.K., Kourgialas N.N. and Karatzas G.P., 2012. Estimation of agricultural flood loss in the Koiliaris River Basin in Crete, Greece. European Water, 39, 53-63.

Kourgialas, N.N., Karatzas, G.P. and Nikolaidis, N.P., 2012. Development of a thresholds methodology for real-time flash flood prediction in complex geomorphological river basins. Hydrological Processes, 26(10), 1478-1494. DOI: 10.1002/hyp.8272

Kourgialas, N.N. and Karatzas, G.P., 2011. Flood management and a GIS modeling method to assess flood hazardous areas - A case study. Hydrological Sciences Journal, 56(2), 212-225.

Kourgialas, N.N., Karatzas, G.P. and Nikolaidis, N.P., 2010. An integrated framework for the hydrologic simulation of a complex geomorphological river basin. Journal of Hydrology, 381, 308-321.



Dr. Kourgialas Nektarios
Head of the Lab

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Tel: +30 28210-83442/443

Dr. Chartzoulakis Kostas
Senior Researcher

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Morianou Giasemi 
Env. Engineer M.Sc. 

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