22. Bioaccumulation of Cr, Ni, Fe from benthic organisms from N. Evoikos gulf. Relation with ecological indices

23. Presentation of designated and proposed SONB using the "FILOTIS" database

24. Evaluation of kinetic parameters estimation methods in activated sludge

25. Evaluation of characteristic parameters of the industrial wastewater to be treated at the Metamorphosis wastewater treatment plant

26. Nitrification - denitrification systems under transient loading conditions

27. The problem of bulking sludge in greek wastewater treatment plants

28. Anaerobic sludge digestion of domestic wastewater digesters evacuation - maintenance and re-operation

29. Potential use of natural systems for treatment municipal effluents in Greece

30. Construction cost of municipal wastewater treatment plants with aquatic plant in a subsurface system

31. Long-term effect of cycle time and aerobic / anoxic phase ratio on nitrogen removal in a sequencing batch reactor

32. Photocatalytic oxidation of NO2 - Ions and NH3 in water

33. Influence of oxygenated compounds in gasoline on exhaust emissions

34. Refinery oily sludge management

35. Determination of dissolved / dispersed petroleum hydrocarbons in the coastal zone of Mytilene

36. Sea pollution by oil products. A comparative study of combating oil spills in the Aegean sea

37. Hadling of electrical furnace slags and environmental in greek ferronickel metallurgy

38. Polynuclear aromatic hydrocarbons in urban and rural solis from the Chania area

39. Environmental management systems: when and to what degree are they suitable for companies?

40. Life cycle analysis: traditional and reverse approach - its application to the washing machines

41. Winter air pollution episodes in Athens. The 13-14/12/1989 case study