主题词：Integrated Water Resources Management; Water Treatment and Disinfection; Waste Management and Environmental Impact; Water Systems and Optimization; Geology and Environmental Impact Studies; Renewable energy and sustainable power systems; Building energy efficiency and sustainability; Engine and Fuel Emissions; Constructed Wetlands for Wastewater Treatment; Sustainable Development and Environmental Management; Adsorption and biosorption for pollutant removal; Catalytic Processes in Materials Science; Wastewater Treatment and Nitrogen Removal; Coagulation and Flocculation Studies; Botany and Plant Ecology Studies; Geotechnical and Mining Engineering; Analytical chemistry methods development; Extraction and Separation Processes; Chemical Analysis and Environmental Impact; Adsorption, diffusion, and thermodynamic properties of materials; Minerals Flotation and Separation Techniques; Materials Engineering and Processing; Mesoporous Materials and Catalysis; Mercury impact and mitigation studies; Phosphorus and nutrient management