Conference proceedings

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CEST Proceedings are published under the ISSN 2944-9820.

Risk Evaluation of Community-Based Water Systems from Nonpoint-Source Pollution in Eastern Visayas, Philippines

(Corresponding) GOMBA F., PERANTE W.
Topic: 
Hydrology and water resources
This study evaluated the risk posed by nonpoint-source (NPS) pollution to the 266 community-based water systems (CBWS) in Eastern Visayas, Philippines. Geographic Information System (GIS) techniques, together with Multi-Criteria Decision Analysis (MCDA) was used to develop a Nonpoint-Source...Read more
Keywords: 
Non-point-source pollution, community-based water system, water management, Philippines
Conference: 
CEST2021
Paper ID: 
cest2021_00231

Enhanced-Electrocoagulation For Organic Matter Removal From Surface Drinking Water Sources: Operational Parameters And Energy Consumption

(Corresponding) Daraei H., Intwala P., Awad J., Bertone E., Chow C., Duan J., Stewart R., Leuuwen J.
Topic: 
Water treatment
In this study, an Enhanced Electro-Coagulation (En-EC) technique is described for the removal of dissolved organic carbon (DOC) from surface drinking water sources. Assessment of the En-EC technique included investigation of the impacts of operational factors on the organic removal efficiency (R%)...Read more
Keywords: 
Enhanced Electrocoagulation, Dissolved Organic Matter, Surface Drinking Water sources, Energy Consumption, Coagulant dose control system
Conference: 
CEST2021
Paper ID: 
cest2021_00443

Tackling single-use plastic items in the Mediterranean

(Corresponding) Xirou H., Sherrington C., Bapasola A.
Topic: 
Microplastics in the marine environment
Overall, plastics are estimated to account for around 95% of the waste in the open sea, on the seabed and on beaches across the Mediterranean. In the Mediterranean, it is estimated an annual plastic leakage of 229,000 tonnes, made up of 94% macroplastics and 6% microplastics [1]. The scope of this...Read more
Keywords: 
Single-Use Plastics, Marine Littering, Deposit-Refund System, recycling, microplastics
Conference: 
CEST2021
Paper ID: 
cest2021_00519

Understanding the EU ETS Market Structure Using Transactions of Core Participants

(Corresponding) Dimos S., Evangelatou E., Fotakis D., Mantis A., Mathioudaki A.
Topic: 
Environmental data analysis and modelling
European Union Emission Trading System (EU ETS) is a key instrument of EU’s climate policy and the largest international cap-and-trade system. Every allowance transaction is recorded in an electronic registry, called European Union Transaction Log (EUTL). Utilizing the vast amount of EUTL data, we...Read more
Keywords: 
Emission Trading System, cap-and-trade, ETS transaction network, core-periphery structure, forecasting
Conference: 
CEST2021
Paper ID: 
cest2021_00522

Chemical And Isotopic Characterization Of The Thermal Fluids In The South-western Margin of the Loutros-Feres-Soufli Tertiary Basin in Northern Greece. Case Study: Geothermal Area of Aristino

Dalampakis P., Spyridonos E., (Corresponding) Tassi M., Karalis P., Dotsika E., Pagonis G.
Topic: 
Hydrology and water resources
In this work we examine the hydrochemical and isotopic characteristics of the thermal fluids in the Aristino geothermal area in the southwestern margin of the Loutros-Feres-Soufli Tertiary basin (LFS), which is located west of Evros river in Northeastern Greece, in order to identify their possible...Read more
Keywords: 
geothermal system, water geochemistry, O-H isotopes, geothermometry
Conference: 
CEST2021
Paper ID: 
cest2021_00604

Chemical And Isotopic Characterization Of The Thermal Fluids Emerging From Nestos River Delta Basin in North Greece

Tassi M., (Corresponding) Karalis P., Dalampakis P., Spyridonos E., Diamantopoulos G., Dotsika E., Pagonis G.
Topic: 
Hydrology and water resources
In this work we study the isotopic and hydrochemical properties of waters emerging from Nestos river delta basin (Erasmio, Eratio and Myrodato), which is forming the continental margin of the broader graben type basin of Prinos that includes the Nestos delta and the offshore extension between...Read more
Keywords: 
geothermal system, water geochemistry, O-H-S isotopes, geothermometry
Conference: 
CEST2021
Paper ID: 
cest2021_00605

A review on the potential use of flammable gases from sewage systems as a source of energy

(Corresponding) Ghaffari M., Paurine A., Ali S., Mavroulidou M.
Topic: 
Energy technologies and sustainability
The demand for natural resources has increased exponentially due to the consistent growth of the global population and urbanization. This has resulted to considerable environmental challenges that are potentially affecting the global sustainable development goals. Therefore, it is important to...Read more
Keywords: 
Flammable Gases, Methane, Renewable Energy, Biogas, Sewage System.
Conference: 
CEST2021
Paper ID: 
cest2021_00656

Towards decentralizing the energy system: production of bioenergy and bioproducts via anaerobic digestion

(Corresponding) VLACHOKOSTAS C., MICHAILIDOU A., (Corresponding) ACHILLAS C., (Corresponding) MOUSSIOPOULOS N.
Topic: 
Biowaste
The model of circular economy has gained worldwide interest. Within its concept, biodegradable waste is viewed as a beneficial resource that needs to be re-introduced in the supply chains. The use of raw materials, energy, and water is also to be minimized. Undeniably, a strong link exists between...Read more
Keywords: 
sustainable management; bioenergy; decision support system; multi-criteria analysis; bioeconomy
Conference: 
CEST2021
Paper ID: 
cest2021_00665

Study of the Airflow Around the Occupants in a Virtual Chamber Equipped with Impingement Ventilation System

(Corresponding) Conceição E., Conceição M., Lúcio M., Gomes J., Ramos A., Awbi H.
Topic: 
Environmental data analysis and modelling
The study of the airflow around the occupants in a virtual chamber equipped with impingement ventilation system is made. This numerical study is carried out using a coupling of an integral numerical model, that simulates human thermal response systems, and differential numerical model, that...Read more
Keywords: 
Numerical simulation, Impinging ventilation system, Human thermal response, CFD, Draught Risk
Conference: 
CEST2021
Paper ID: 
cest2021_00691

System-Dynamic models for groundwater management in SW Messinia, under different climatic scenarios

(Corresponding) Kastanidi E., Maneas G., Panagopoulos I., Viaene P., De Kok J., Berg H., Manzoni S., Velaoras D., Karageorgis A.
Topic: 
Climpact: national network for climate change and its impacts
SW Messinia, Greece, is an interlinked coastal-inland area in the Eastern Mediterranean region. Extensive olive tree plantations and tourism are the main human activities in the area, both of which depend on groundwater resources to cover their irrigation and supply needs. The same groundwater...Read more
Keywords: 
Land-Sea Interactions, Social Ecological System, Climate scenarios, System Dynamics
Conference: 
CEST2021
Paper ID: 
cest2021_00775