Introduction / Boris Faybishenko,, Rehan Sadiq, and, Ashok Deshpande -- Theoretical Considerations. Fuzzy Logic and Fuzzy Set Theory: Overview of Mathematical Preliminaries / Jyoti Yadav -- Fuzzy Logic for Environmental Risk Assessment. Fuzzy-based Integrated Risk Assessment of Methylmercury in Lake Phewa, Nepal / Gyan Chhipi-Shrestha, Manjot Kaur, Devna Singh Thapa, Manuel Rodriguez, Shichang Kang, Chhatra Mani Sharma, Kasun Hewage, and Rehan Sadiq -- A Fuzzy Approach to Analyze Data Uncertainty in the Life Cycle Assessment of a Drinking Water System / Thais Ayres Rebello, Gyan Chhipi-Shrestha, Venkata UK Vadapalli, Emmi Matern, Rehan Sadiq, Kasun Hewage -- Environmental Quality Assessment Using Fuzzy Logic / Jyoti Yadav, and Kedar Rijal -- Assessing Spatiotemporal Water Quality Variations in Polluted Rivers with Uncertain Flow Variations / Husnain Haider, Pushpinder Singh, Majed Alinizzi, Saleem S AlSaleem, Rehan Sadiq -- Optimal Ranking of Air Quality Monitoring Stations and Thermal Power Plants in a Fuzzy Environment / Jyoti Yadav, Kalyani Salla -- Fuzzy Logic Application in Healthcare Decision-making. Evaluation of Health Effects Due to Environmental Pollution Based on Belief and Possibility / Jyoti Yadav, Kedar Rijal -- Respiratory Disease Risk Assessment Among Solid Waste Workers Using a Fuzzy Rule Based System Approach / Namrata Jariwala, RA Christian -- Risk Analysis for Indoor Swimming Pools / Sana Saleem, Haroon R Mian, Manjot Kaur, Roberta Dyck, Guangji Hu, Kasun Hewage, Rehan Sadiq -- Fuzzy Logic Applied to the Management of Water Distribution Networks. Fuzzy Parameters in the Analysis of Water Distribution Networks / Rajesh Gupta, Lindell Ormsbee -- Selection of Wastewater Treatment for Small Canadian Communities / Guangji Hu, Haroon R Mian, Manjot Kaur, James Hager, Kasun Hewage, Rehan Sadiq -- Fuzzy Logic Applications for Water Pipeline Risk Analysis / Anmol Vishwakarma, Sunil K Sinha -- Fuzzy Logic Applications for Water Pipeline Performance Analysis / Hao Xu, Sunil K Sinha -- Using Fuzzy Logic for the Optimization of Water Treatment and Waste Management. Developing a Fuzzy-based Model for Regional Waste Management / Hirushie Karunathilake, Tharindu Prabatha, Kasun Hewage, Rehan Sadiq -- Development of a Fuzzy-based Risk Assessment Model for Process Engineering / Rachid Ouache, Muhammad Nomani Kabir, Husnain Haider, Nurdin Said, Farid Wajdi Akashah, Abdullah Ibrahim, Rajeev Ruparathna, Kasun Hewage, Rehan Sadiq -- Application of Fuzzy Theory to Investigate the Effect of Innovation Power in the Emergence of an Advanced Reusable Packaging System / Péter Böröcz, Adrienn Buruzs, Ádám Bukovics, Péter Földesi, László T Kóczy.