Urgench State University, Urgench, Uzbekistan.
Research Interests: water treatment; waste management; circular economy.

Department of Construction Management, Faculty of Construction Management and Business University, Tun Hussein Onn Malaysia, Parit Raja 86400, Johor, Malaysia.
Research Interests: decarbonisation; circular economy; infrastructure management; sustainable.

Cadi Ayyad University, Faculty of Science Semlalia of Marrakech, Laboratory of Water Sciences, Microbial Biotechnologies and Natural Resources Sustainability, BP 2390, Marrakech 40000, Morocco.
Research Interests: biotechnology & applied microbiology; materials science; polymer science; water resources.

School of Chemical and Environmental Engineering, Technical University of Crete, 73100, Chania, Greece.
Research Interests: anaerobic digestion; biosolids; gasification; waste to energy; wastewater.

Faculty of Social Work, Health and Nursing, Ravensburg-Wengarten university, Germany.
Research Interests: health economics; social and health management; social policy; economics; business administration.

Department of Marine Science, Faculty of Fishery and Marine Science, Universitas Padjadjaran, Sumedang, 45363, Indonesia.
Research Interests: marine debris; tropical ocean; circulation.

School of Electrical Engineering, Guangxi University, Nanning 530004, China.
Research Interests: power systems; electrical power engineering.

Department of Applied Science, Faculty of Interdisciplinary Studies, Khon Kaen University, Nong Khai Campus, Nong Khai, 43000, Thailand.
Research Interests: porous carbon materials; biomass; energy storage; electrochemical capacitors; supercapacitors.

Associate Professor and Head School of Mechanical Engineering, Papua New Guinea University of Technology, Lae, Papua New Guinea.
Research Interests: operations management; decision sciences; machining; sustainable development; health care; waste management, and ergonomics.

Chemical and Petroleum Engineering Department, United Arab Emirates University, Abu Dhabi, UAE.
Research Interests: bioprocess engineering; bio-circular economy; sustainability; bioresource technology.

Head laboratory of radiation technology, Institute of Physics, Ministry of Science and Education, Republic of Azerbaijan, Baku, Azerbaijan.
Research Interests: radiation technology and nanotechnology for waste management; green energy hydrogen production and water treatment.
Department of Chemistry, Jamia Millia Islamia (Central University), Jamia Nagar, New Delhi - 110025, India.
Research Interests: nanotechnology for waste management; green energy hydrogen production and water treatment.

SECIHTI – Tecnológico Nacional de México/Culiacán, Mexico.
Research Interests: water treatment; water quality; recycling technology; circular economy; life cycle assessment (LCA); environmental sustainability.

Department of Chemical Engineering, Faculty of Industrial Technology, Universitas Pembangunan Nasional "Veteran" Yogyakarta, Indonesia.
Research Interests: drying; adsorption; extraction; essential oils; biofuels; modeling.

University of the Philippines Los Baños, College, Laguna, Philippines.
Research Interests: water quality; river; estuary; microplastics; microhydro power.
