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About the conference

Published online: 19 May 2026

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Statement of Peer review

Published online: 19 May 2026

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Preface 00001

Roberto San Jose

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671200001

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Sustainable Water Resources Management and Pollution Control

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Perceptions and Investigation of Poor Water Quality Supplied to The Resident of The City of Bloemfontein 01001

Palesa Moja, Saheed Adeyinka Oke, Thandi Patricia Gumede and Innocent Mugudamani

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671201001

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Shifts in streamflow and flood timings over the Upper Ping River Basin, Thailand 01002

Apin Worawiwat

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671201002

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Mapping Heavy Metal Enrichment in Surface Sediments of Catchments Areas of Davao City and Samal Island (IGaCoS): Basis for Resource Management 01003

Adorico M. Aya-ay, Venchie C. Badong, Rachel C. Duarte and Maria Theresa Baslot

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671201003

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Development and Optimization of Modular Bioswale Systems for Enhanced Urban Stormwater Management in Davao City: A Systematic Literature Review 01004

Ellinor Tiffany Tan, Rania Angas, Jann Arvy Diente, John Bacus and Michael Calamba

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671201004

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Occurrence of per- and polyfluoroalkyl substances (PFAS) in the Philippine groundwater using a risk-based approach 01005

Rodelma Perez, Maria Christine Latosa, Patrick Salarda, Prima Joy Margarito, Rochelle Retamar and Denvert Pangayao

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671201005

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Assessing reliability and rainfall reduction of a rainwater harvesting system in Metro Manila’s rail infrastructure 01006

Jonas Rhein Esguerra and Rochie Amolato

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671201006

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Synergistic effects of green building policies on urban water resource management: A case study of typical low-carbon cities in China and Bangkok, Thailand 01007

Qingli Zhou, Kritsakon Pongraktham and Tanakorn Wongwuttanasatian

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671201007

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Air Quality and Atmospheric Pollutant Characterization

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Monitoring changes of PM2.5 and carbonaceous compositions during dry season in South Jakarta, Indonesia 02001

Fatimah Dinan Qonitan, Mitsuhiko Hata and Ari Rahman

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671202001

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Trace elemental composition and source identification of PM2.5 in the metropolitan area of Bangkok, Thailand 02002

Sasikarn Nuchdang, Wilasinee Kingkam, Udomrat Tippawan, Piyanud Thongjerm, Sarinrat Wonglee, Weerawat Pornroongruengchok, Chantaraporn Phalakornkule, Unchalee Suwanmanee and Dussadee Rattanaphra

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671202002

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Technical assessment of the Association Between Air Quality Index and Solar Irradiance in El Progreso, Yoro, Honduras 02003

Mirna Pineda and Maria Celeste Parada-Acosta

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671202003

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Polycyclic aromatic hydrocarbon exposure during commuting: A comparative analysis of Bus and Tuk-Tuk in Phnom Penh 02004

Chanvorleak Phat, Sereyvath Yoeun, Kimleang Khoeurn, Channmuny Thanh, Monny Nang, Yuthyea Nget, Liv Em, Molyna Sok, Sievchhiv Sokly, Kongpiseth Ouch et al. (5 more)

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671202004

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Diurnal Variation of Atmospheric Light-Absorption Characteristic of Total Suspended Particles in Bangkok 02005

Narisara Siriwattananonkul, Mitsuhiko Hata, Surat Bualert and Thunyapat Thongyen

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671202005

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Preliminary evaluation of vacuum desorption efficiency and the influence of vacuum port configuration in a calf-20 VPSA system for CO₂ capture 02006

Watchara Sutaro, Chalita Ratanatawanate and Chantaraporn Phalakornkule

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671202006

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Carbonaceous components in airborne nanoparticles (PM_0.1) during the dry season in the urban area of Phnom Penh City, Cambodia 02007

Sreyvich Sieng, Pengsreng Ngoun, Seyha Doeurn, Sochan Sao, Fumikazu Ikemori, Chanmoly Or, Masami Furuuchi and Mitsuhiko Hata

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671202007

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Seasonal characterization of gaseous air pollutants in Phnom Penh, Cambodia 02008

Seyha Doeurn, Sochan Sao, Saksoleakhena Sambath, Chanthol Peng, Chanmoly Or, Mitsuhiko Hata, Masami Furuuchi and Fumikazu Ikemori

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671202008

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Fuel Combustion Emissions and Alternative Energy Applications

Open Access

Assessing the spatial-temporal relationships between land use land cover changes and PM_2.5 concentrations across 38 Indonesian Provinces (2000-2020) 03001

Chandra S. Rahendaputri, Tomohito Matsuo and Hikari Shimadera

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671203001

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Methodological Guidelines and Experimental Validation of a Zero-Dimensional Hydrogen Combustion Model in Spark-Ignition Engines 03002

Pitinan Phuatawee, Amnart Suksri, Kritsakon Pongraktham and Tanakorn Wongwuttanasatian

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671203002

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Impact of low-sulfur marine fuel regulations on PM_2.5 in the Kyushu region of Japan using the PMF model 03003

Katsushige Uranishi and Shoei Yoshioka

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671203003

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Operational and Economic Evaluation of Biodiesel (B20) in Heavy-Duty Transport in Honduras 03004

Axell Gavarrete and Maria Celeste Parada-Acosta

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671203004

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CFD-Based Energy and Thermal Performance Evaluation of a Coconut Shell-Fired Downdraft Kiln for Sustainable Brick Production 03005

Gerelizza T. Angga, Michael E. Loretero and Liregine S. Cayme

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671203005

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Solar Energy Systems: Thermal, Photovoltaic, and Power Applications

Open Access

Performance Assessment of an Integrated Solar-Driven Direct Spray Evaporator for Artificial Seawater Desalination 04001

Riana Ayu Kusumadewi, Nandy Putra, Angga Julian Putra Utomo, Michael Stefanus, Firdaus Ali and Sucipta Laksono

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671204001

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Performance and Energy Assessment of a PV/T Air Collector in Tropical Climates 04002

Raja Norashikin Raja Shamsudin, Jasrina Jaffar, Wan Mustafa Wan Sulong, Khalid Muhammad Najib, Khairul Hamzani Hamid and Muhammad Zulhilmi Ahmad Suhaimi

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671204002

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Thermal Analysis of The Effect of Hot Spots on Photovoltaic Solar Panels in Villanueva, Honduras 04003

Samuel Flores and Maria Celeste Parada-Acosta

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671204003

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Simulation-Based Performance Assessment of Hybrid Photovoltaic-Thermoelectric Systems 04004

Peeranat Chunlanin, Thammasak Chetawan, Norrawit Tonmitr and Sora-at Tanusilp

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671204004

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Net Present Value (NPV) Analysis of Solar Microgrids for Off-Grid Rural Schools in the Philippines, integrating Carbon Credit Valuation and Sensitivity Analysis 04005

Ireneo G. Mateo

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671204005

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Renewable Energy Technologies: Conversion, Storage, and Systems

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Towards Sustainable Energy from Food Industry Sludges: Biogas Potential Assessment and Calcium-Based Additive Strategies 05001

Patcharin Racho, Boonsita Nammana, Boonchai Wichitsathian and Kraichat Tantrakarnapa

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671205001

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Sizing Direct Methanol Fuel Cells for 12/24V Portable Backup Using a Semi-Empirical Polarization Model 05002

José Murillo and Maria Celeste Parada-Acosta

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671205002

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Open Access

Validation of a MATLAB/Simulink State-of-Charge Model for a Micro Electric Vehicle 05003

Erick Arita and Maria Celeste Parada-Acosta

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671205003

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Achieving Energy Self-Sufficiency: An Electricity Supply Analysis of Negros Island Region, Philippines 05004

Iris Nicole Carson, Joshua Manuel Louise Kempis, Janaica Ceranio, Samuel Matthew Dumlao and Erees Queen Macabebe

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671205004

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Maximizing Renewable Energy Assets in a Tourism Village in Yogyakarta, Indonesia 05005

Enjang Asri, Rabiyathul Adawiyah Abbas, Nurlaila Sahara Worabay, Baso Samsu Rijal and Priyaji Agung Pambudi

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671205005

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Energy and Climate Policy: Economy, Society, and Governance

Open Access

Mitigation of earth’s climate change through the reversal of solar radiation from global urbanization 06001

Kanybek Kaepkulov, Nargiza Kanybek Kyzy and Benazir Kanybek Kyzy

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671206001

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Open Access

Policy and financial viability framework for community-based biomass power plants in Sri Lanka: Integrating coconut by-products, BCG economy principles, and AI-based biomass forecasting toward COP-28 goals 06002

Udomsak Kaewsiri and Supachate Innet

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671206002

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From Green Policies to Clear Skies: Institutional Pathways of EU Environmental Policy Effectiveness 06003

Oana-Ramona Lobont, Cristina Criste, Denisa-Andreea Selaru, Huynh Nguyên Bùi and Sorana Vatavu

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671206003

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Renewable energy transition paradox: How capacity and consumption share differentially affect energy poverty in the European Union 06004

Chatchai Khiewngamdee, Terdthiti Chitkasame and Nachattapong Kaewsompong

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671206004

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The Impact of Foreign Direct Investment and Energy Consumption on Carbon Dioxide Emissions in Indonesia: An Inverted U-shaped Curve Approach 06005

Andryan Setyadharma, Thanh Ngo and Erna Widiyawati

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671206005

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Time-varying exchange rate pass-through to gasoline prices: Evidence from Asian economies 06006

Pimnatcha Boonsing and Chatchai Khiewngamdee

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671206006

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Open Access

Modeling Electricity Consumption through Socioeconomic Indicators: A Multivariable Regression Approach 06007

Gabriela Munguia Deras, Alicia María Reyes-Duke and Héctor Villatoro Flores

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671206007

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The influence of artificial intelligence readiness on energy consumption patterns: Panel evidence from high-income countries 06008

Sirinya Padpuy and Chatchai Khiewngamdee

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671206008

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Household Perceptions of Renewable Energy Adoption in Response to the Rise of Residential Electricity Demand in Thailand 06009

Thanwadee Chinda

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671206009

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Data-Driven Energy Systems Management and Decision Support

Open Access

A Systems-Based Assessment of Renewable Energy Deployment, Resource Circularity, and Community-Scale Innovation in the Philippines 07001

Liregine S. Cayme and Donna Ville L. Gante

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671207001

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Open Access

Economic, Environmental, Social and Technical Assessment of Energy Production Methods in the Philippines Using Analytical Hierarchy Process Approach 07002

John Joseph L. Tolentino, Fritz M. Mayordomo, Daveson S. Soriano, Jesuniño R. Aquino and Michael G. Calamba

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671207002

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Open Access

Analysis of cooling and heating degree days in the United States from 2015 to 2024 07003

Priscila M. Barbosa, Keith W. Goossen, Joshua Hyman and Brandon Maravilla Garcia

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671207003

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Open Access

A Blockchain Framework for Trustless Next-Generation University Energy Management 07004

Kitt Tientanopajai and Wanida Kanarkard

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671207004

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Open Access

A telematics platform for enhancing green energy efficiency in logistics 07005

Tanit Virutchapunt, Peerawit Wannawittayapa and Wanida Kanarkard

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671207005

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Community-based Circular Economy and Ecological Regeneration

Open Access

A Regenerative Business Ecosystem for Village-Scale Waste Autonomy 08001

Ardy Wibowo and Bulan Prabawani

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671208001

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Open Access

Circular impact compass: A monitoring and decision-support tool for evaluating community-based circular economy program 08002

Anis Qomariah, Bulan Prabawani, Sudharto P. Hadi, Ilham Ainuddin and Kadek Ardhika Widya Kresna

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671208002

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Smart-eco farming villages for low carbon sustainability: Evidence from an Indonesian living lab 08003

Ilham Ainuddin, Bulan Prabawani, Sudharto P. Hadi, Kadek Ardhika Widya Kresna and Anis Qomariah

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671208003

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Open Access

Estimation and Assessment of Carbon Sequestration Stocks in Topsoils of Reclaimed and Revegetated Mined-Land in Mineral Extraction Site in Bunawan, Davao City 08004

Adorico M. Aya-ay and Venchie C. Badong

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671208004

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Sustainable Building Materials and Indoor Environmental Performance

Open Access

Determination of Heat Gain through Different Types of Building-Integrated Photovoltaic Façade Combined with Phase Change Material and Smart Glazing 09001

Treemongkol Hanyo, Kritsakon Pongraktham, Amnart Suksri and Tanakorn Wongwuttanasatian

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671209001

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Microstructural evolution and compressive strength enhancement of mortar containing spent coffee ground biochar as a sustainable filler 09002

Jidsucha Darayen, Chanikarn Vukthong, Chanachai Thongchom and Sutha Khaodhiar

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671209002

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Open Access

Empirical Study on Ornamental Plants Mitigation Potential for VOCS Emissions from Construction Sealants in Buildings 09003

Wannawit Taemthong and Kittiwoot Chaloeytoy

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671209003

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Open Access

Mechanical Properties and Environmental Impact of a Sustainable Ultra-High-Performance Concrete using High-Content Fly Ash 09004

Playchumpon Panyai, Nida Chaimoon and Krit Chaimoon

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671209004

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Open Access

Fly ash-based Reactive Powder Concrete with coarse aggregate and GGBFS: Mechanical properties and sustainability 09005

Wuyang Han, Waschak Thongsri, Natthapong Nima, Nantawat Khomwan and Krit Chaimoon

Published online: 19 May 2026

DOI: https://doi.org/10.1051/e3sconf/202671209005

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