Dr. Alexandros Stefanakis

Assistant Professor
Technical University of Crete


Highest Degree
Ph.D. in Environmental Engineering from Democritus University of Thrace, Greece

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Area of Interest:

Environmental Sciences
Environmental Engineering
Water Engineering
Wastewater Treatment
Ecological Engineering

Selected Publications

  1. Tsalis, T., A.I. Stefanakis and I. Nikolaou, 2022. A framework to evaluate the social life cycle impact of products under the circular economy thinking. Sustainability, Vol. 14. 10.3390/su14042196.
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  2. Gaballah, M.S., O. Abdelwahab, K.M. Barakat and A.I. Stefanakis, 2022. A pilot system integrating a settling technique and a horizontal subsurface flow constructed wetland for the treatment of polluted lake water. Chemosphere, Vol. 295. 10.1016/j.chemosphere.2022.133844.
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  3. Zahui, F.M., J.M.P. Ouattara, M. Kamagaté, L. Coulibaly and A.I. Stefanakis, 2021. Effect of plant species on the performance and bacteria density profile in vertical flow constructed wetlands for domestic wastewater treatment in a tropical climate. Water, Vol. 13. 10.3390/w13243485.
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  4. Nikolaou, I.E., N. Jones and A. Stefanakis, 2021. Circular economy and sustainability: The past, the present and the future directions. Circ. Econ. Sustainability, 1: 1-20.
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  5. Gholipour, A. and A.I. Stefanakis, 2021. A full-scale anaerobic baffled reactor and hybrid constructed wetland for university dormitory wastewater treatment and reuse in an arid and warm climate. Ecol. Eng., Vol. 170. 10.1016/J.ECOLENG.2021.106360.
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  6. Gaballah, M.S., K. Ismail, D. Aboagye, M.M. Ismail, M. Sobhi and A.I. Stefanakis, 2021. Effect of design and operational parameters on nutrients and heavy metal removal in pilot floating treatment wetlands with Eichhornia crassipes treating polluted lake water. Environ. Sci. Pollut. Res., 28: 25664-25678.
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  7. Echchelh, A., T. Hess, R. Sakrabani, S. Prigent and A.I. Stefanakis, 2021. Towards agro-environmentally sustainable irrigation with treated produced water in hyper-arid environments. Agric. Water Manage., Vol. 243. 10.1016/j.agwat.2020.106449.
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  8. Dale, G., G. Dotro, P. Srivastava, D. Austin and S. Hutchinson et al., 2021. Education in ecological engineering-A need whose time has come. Circ. Econ. Sustainability, 1: 333-373.
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  9. Al-Wahaibi, B.M., T. Jafary, A. Al-Mamun, M.S. Baawain, M. Aghbashlo, M. Tabatabaei and A.I. Stefanakis, 2021. Operational modifications of a full-scale experimental vertical flow constructed wetland with effluent recirculation to optimize total nitrogen removal. J. Cleaner Prod., Vol. 296. 10.1016/j.jclepro.2021.126558.
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  10. Thullner, M., A.I. Stefanakis and S. Dehestani, 2017. Constructed Wetlands Treating Water Contaminated with Organic Hydrocarbons. In: Constructed Wetlands for Industrial Wastewater Treatment, Stefanakis, A.I. (Ed.). John Wiley and Sons Ltd., New York, USA., ISBN: 978-1-119-26834-5.

  11. Tatoulis, T., C.S. Akratos, A.G. Tekerlekopoulou, D.V. Vayenas and A.I. Stefanakis, 2017. A novel horizontal subsurface flow constructed wetland: Reducing area requirements and clogging risk. Chemosphere, 186: 257-268.
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  12. Tatoulis, T., A. Stefanakis, Z. Frontistis, C.S. Akratos, A.G. Tekerlekopoulou, D. Mantzavinos and D.V. Vayenas, 2017. Treatment of table olive washing water using trickling filters, constructed wetlands and electrooxidation. Environ. Sci. Pollut. Res., 24: 1085-1092.
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  13. Stefanakis, A.I., S. Prigent and R. Breuer, 2017. Integrated Produced Water Management in a Desert Oilfield using Wetland Technology and Innovative Reuse Practices. In: Constructed Wetlands for Industrial Wastewater Treatment, Stefanakis, A.I. (Ed.). John Wiley and Sons Ltd., New York, USA., ISBN: 978-1-119-26834-5.

  14. Stefanakis, A.I., 2017. Introduction to Constructed Wetland Technology. In: Constructed Wetlands for Industrial Wastewater Treatment, Stefanakis, A.I. (Ed.). John Wiley and Sons Ltd., New York, USA., ISBN: 978-1-119-26834-5.

  15. Stefanakis, A.I., 2017. Constructed Wetlands for Industrial Wastewater Treatment. John Wiley and Sons Ltd., New York, USA., ISBN: 978-1-119-26834-5, Pages: 448.

  16. Schultze-Nobre, L., A. Wiessner, C. Bartsch, H. Paschke, A.I. Stefanakis, L.A. Aylward and P. Kuschk, 2017. Removal of dimethylphenols and ammonium in laboratory-scale horizontal subsurface flow constructed wetlands. Eng. Life Sci., (In Press). 10.1002/elsc.201600213.
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  17. Nikolaou, I. and A.I. Stefanakis, 2017. A Novel Response of Industry to Wastewater Treatment with Constructed Wetlands: A Managerial View through System Dynamic Techniques. In: Constructed Wetlands for Industrial Wastewater Treatment, Stefanakis, A.I. (Ed.). John Wiley and Sons Ltd., New York, USA., ISBN: 978-1-119-26834-5.

  18. Masi, F., A. Rizzo, R. Bresciani, D. Vayenas, C. Akratos, A. Tekerlekopoulou and A.I. Stefanakis, 2017. Olive Mill Wastewater Treatment in Constructed Wetlands. In: Constructed Wetlands for Industrial Wastewater Treatment, Stefanakis, A.I. (Ed.). John Wiley and Sons Ltd., New York, USA., ISBN: 978-1-119-26834-5.

  19. Gomes, A.C., A.I. Stefanakis, A. Albuquerque and R. Simoes, 2017. Cork Boiling Wastewater Treatment in Pilot Constructed Wetlands. In: Constructed Wetlands for Industrial Wastewater Treatment, Stefanakis, A.I. (Ed.). John Wiley and Sons Ltd., New York, USA., ISBN: 978-1-119-26834-5.

  20. Akratos, C.S., D. van Oirschot, A.G. Tekerlekopoulou, D.V. Vayenas and A.I. Stefanakis, 2017. Dairy Wastewater Treatment with Constructed Wetlands: Experiences from Belgium, the Netherlands and Greece. In: Constructed Wetlands for Industrial Wastewater Treatment, Stefanakis, A.I. (Ed.). John Wiley and Sons Ltd., New York, USA., ISBN: 978-1-119-26834-5.

  21. Aboagye-Nimo, E., J. Harding and A.I. Stefanakis, 2017. A Construction Manager's Perception of a Successful Constructed Wetland Project. In: Constructed Wetlands for Industrial Wastewater Treatment, Stefanakis, A.I. (Ed.). John Wiley and Sons Ltd., New York, USA., ISBN: 978-1-119-26834-5.

  22. Stefanakis, A.I., E. Seeger, C. Dorer, A. Sinke and M. Thullner, 2016. Performance of pilot-scale horizontal subsurface flow constructed wetlands treating groundwater contaminated with phenols and petroleum derivatives. Ecol. Eng., 95: 514-526.
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  23. Stefanakis, A.I., D. Zouzias and A. Marsellos, 2016. Groundwater Pollution: Human and Natural Sources and Risks. In: Environmental Science and Engineering, Volume 4: Water Pollution and Waste Water Treatment, Singhal, J.C., U.C. Sharma, B.R. Gurjar and J.N. Govil (Eds.). Studium Press LLC, USA., ISBN-10: 1-62699-092-1, pp: 82-102.

  24. Stefanakis, A.I., 2016. Constructed Wetlands: Description and Benefits of an Eco-Tech Water Treatment System. In: Impact of Water Pollution on Human Health and Environmental Sustainability, McKeown, E. and G. Bugyi (Eds.). Chapter 12, IGI Global, Hershey, PA., USA., ISBN-13: 9781466695597, pp: 281-303.

  25. Stefanakis, A.I. and M. Thullner, 2016. Fate of Phenolic Compounds in Constructed Wetlands Treating Contaminated Water. In: Phytoremediation: Management of Environmental Contaminants, Volume 4, Ansari, A.A., S.S. Gill, R. Gill, G. Lanza and L. Newman (Eds.). Springer International Publishing, Switzerland, ISBN-13: 978-3-319-10394-5, pp: 311-325.

  26. Stefanakis, A.I. and J.A. Becker, 2016. A Review of Emerging Contaminants in Water: Classification, Sources and Potential Risks. In: Impact of Water Pollution on Human Health and Environmental Sustainability, McKeown, E. and G. Bugyi (Eds.). Chapter 3, IGI Global, Hershey, PA., USA., ISBN-13: 9781466695597, pp: 55-80.

  27. Stefanakis, A.I. and C.S. Akratos, 2016. Removal of Pathogenic Bacteria in Constructed Wetlands: Mechanisms and Efficiency. In: Phytoremediation: Management of Environmental Contaminants, Volume 4, Ansari, A.A., S.S. Gill, R. Gill, G. Lanza and L. Newman (Eds.). Springer International Publishing, Switzerland, ISBN-13: 978-3-319-10394-5, pp: 327-346.

  28. Becker, J.A. and A.I. Stefanakis, 2016. Pharmaceuticals and Personal Care Products as Emerging Water Contaminants. In: Impact of Water Pollution on Human Health and Environmental Sustainability, McKeown, E. and G. Bugyi (Eds.). Chapter 4, IGI Global, Hershey, PA., USA., ISBN-13: 9781466695597, pp: 81-100.

  29. Stefanakis, A.I., 2015. Ecological Impact of Water Reuse. In: Handbook of Urban Water Reuse, Eslamian, S. (Ed.). CRC Press, Boca Raton, FL., USA., ISBN-13: 9781482229158, pp: 219-227.

  30. Alexandros I.S., Z. Dimitrios, M. Antonios, 2015. Groundwater Pollution: Human And Natural Sources And Risks. In: Environmental Science and Engineering. Govil, J.N. (Ed.). Studium Press LLC, USA., pp: 82-102.

  31. Stefanakis, A.I., C.S. Akratos and V.A. Tsihrintzis, 2014. Vertical Flow Constructed Wetlands: Eco-engineering Systems for Wastewater and Sludge Treatment. Elsevier Science, Amsterdam, Netherland, ISBN-13: 9780124046870, Pages: 392.

  32. Stefanakis, A.I and V.A. Tsihrintzis, 2012. Use of zeolite and bauxite as filter media treating the effluent of vertical flow constructed wetlands. Microporous Mesoporous Mater., 155: 106-116.
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  33. Stefanakis, A.I and V.A. Tsihrintzis, 2012. Heavy metal fate in pilot-scale sludge drying reed beds under various design and operation conditions. J. Hazard. Mater., 213: 393-405.
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  34. Stefanakis, A.I and V.A. Tsihrintzis, 2012. Effects of loading, resting period, temperature, porous media, vegetation and aeration on performance of pilot-scale vertical flow constructed wetlands. Chem. Eng. J., 181: 416-430.
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  35. Stefanakis, A.I and V.A. Tsihrintzis, 2012. Effect of various design and operation parameters on performance of pilot-scale sludge drying reed beds. Ecol. Eng., 38: 65-78.
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  36. Stefanakis, A.I., D.P. Komilis and V.A. Tsihrintzis, 2011. Stability and maturity of thickened wastewater sludge treated in pilot-scale sludge treatment wetlands. water Res., 45: 6441-6452.
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  37. Stefanakis, A.I., C.S. Akratos and V.A. Tsihrintzis, 2011. Effect of wastewater step-feeding on removal efficiency of pilot-scale horizontal subsurface flow constructed wetlands. Ecol. Eng., 37: 441-443.
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  38. Stefanakis, A.I and V.A. Tsihrintzis, 2011. Dewatering mechanisms in pilot-scale sludge drying reed beds: effect of design and operational parameters. Chem. Eng. J., 172: 430-443.
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  39. Stefanakis, A.I., C.S. Akratos, P. Melidis and V.A. Tsihrintzis, 2009. Surplus activated sludge dewatering in pilot-scale sludge drying reed beds. J. Hazard. Mater., 172: 1122-1130.
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  40. Stefanakis, A.I., C.S. Akratos, G.D. Gikas and V.A. Tsihrintzis, 2009. Effluent quality improvement of two pilot-scale, horizontal subsurface flow constructed wetlands using natural zeolite (clinoptilolite). Microporous Mesoporous Mater., 124: 131-143.
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  41. Stefanakis, A.I and V.A. Tsihrintzis, 2009. Performance of pilot-scale vertical flow constructed wetlands treating simulated municipal wastewater: effect of various design parameters. Desalin., 248: 753-770.
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  42. Stefanakis, A.I and V.A. Tsihrintzis, 2009. Effect of outlet water level raising and effluent recirculation on removal efficiency of pilot-scale, horizontal subsurface flow constructed wetlands. Desalin., 248: 961-976.
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