The 11th CEMEPE Conference deals with environmental engineering and management, incorporating subject areas related to planning and economics, aiming at creating a potential for osmosis between environmentalists and other scientists such as economists, engineers, planners, policy makers etc. The conference is designed to encourage the exchange of ideas and knowledge between diverse groups of the scientific community concerned by current issues in environmental science, engineering, management, planning and economics. The 1st, 3rd and 10th CEMEPE conferences were successfully completed in the picturesque Skiathos island in June 2007, 2011 and 2023 respectively; the 2nd, 4th, 5th, 7th and 9th were held in the famous island of Mykonos in 2009, 2013, 2015, 2019 and 2022 the 6th and 8th took place in the city of Thessaloniki in June 2017 and in July 2021 respectively. The current 11th CEMEPE takes place in Lefkada island, Greece. A total of 152 manuscripts are included in the conference proceedings. Participants from more than 20 countries contributed their work to the conference. A book of proccedings including all the participations was edited and published as e-proceedings in a CD-ROM complete with ISBN number. Participations have been classified in the following topics: Energy and environment (16) Αdvances in wastewater management (6) Environmental impact assessment and risk analysis (14) Air quality and health (20) Global climate change (7) Ecotoxicology and environmental toxicology (20) Natural resources management (11) NexusNet-COST action network on Water-Energy-Food Nexus (7) Advances in water and wastewater treatment (14) Industrial symbiosis and sustainable production (21) Environmental education (7) Environmental economics (5) Environmental legislation and policies (4) The editors would like to thank and acknowledge the aid of the following: • The SECOTOX Society for being eager to organize a joint event with CEMEPE; • The participating authors for their scientific contribution; • The reviewers of the participating submissions for their invaluable help; • The sponsors of the 11th CEMEPE Conference for their financial support, which has enabled keeping the fees at a reasonable cost; • All participants for their involvement in the exchange of knowledge, know-how and ideas, which is the essence of this conference; • Grafima Publications for their collaboration as well as for their contribution to the editing of both the book of abstracts and the e-proceedings.

The 11th CEMEPE Conference deals with environmental engineering and management, incorporating subject areas related to planning and economics, aiming at creating a potential for osmosis between environmentalists and other scientists such as economists, engineers, planners, policy makers etc. The conference is designed to encourage the exchange of ideas and knowledge between diverse groups of the scientific community concerned by current issues in environmental science, engineering, management, planning and economics. The 1st, 3rd and 10th CEMEPE conferences were successfully completed in the picturesque Skiathos island in June 2007, 2011 and 2023 respectively; the 2nd, 4th, 5th, 7th and 9th were held in the famous island of Mykonos in 2009, 2013, 2015, 2019 and 2022 the 6th and 8th took place in the city of Thessaloniki in June 2017 and in July 2021 respectively. The current 11th CEMEPE takes place in Lefkada island, Greece. A total of 152 manuscripts are included in the conference proceedings. Participants from more than 20 countries contributed their work to the conference. A book of proccedings including all the participations was edited and published as e-proceedings in a CD-ROM complete with ISBN number. Participations have been classified in the following topics:

Energy and environment (16)

Αdvances in  wastewater management (6)

Environmental impact assessment and risk analysis (14)

Air quality and health (20)

Global climate change (7)

Ecotoxicology and environmental toxicology (20)

Natural resources management (11)

NexusNet-COST action network on Water-Energy-Food Nexus (7)

Advances in water and wastewater treatment (14)

Industrial symbiosis and sustainable production (21)

Environmental education (7)

Environmental economics (5)

Environmental legislation and policies (4)

The editors would like to thank and acknowledge the aid of the following:

·         The SECOTOX Society for being eager to organize a joint event with CEMEPE;

·         The participating authors for their scientific contribution;

·         The reviewers of the participating submissions for their invaluable help;

·         The sponsors of the 11th CEMEPE Conference for their financial support, which has enabled keeping the fees at a reasonable cost;

·         All participants for their involvement in the exchange of knowledge, know-how and ideas, which is the essence of this conference;

·         Grafima Publications for their collaboration as well as for their contribution to the editing of both the book of abstracts and the e-proceedings.