主题词：Integrated Water Resources Management; Geology and Environmental Impact Studies; Botany and Plant Ecology Studies; Waste Management and Environmental Impact; Agriculture, Plant Science, Crop Management; Sustainable Development and Environmental Management; Water Quality and Pollution Assessment; Renewable energy and sustainable power systems; Heavy metals in environment; Phosphorus and nutrient management; Adsorption and biosorption for pollutant removal; Constructed Wetlands for Wastewater Treatment; Water Quality Monitoring and Analysis; Agricultural economics and policies; Wastewater Treatment and Nitrogen Removal; Anaerobic Digestion and Biogas Production; Municipal Solid Waste Management; Agriculture and Biological Studies; Mining and Gasification Technologies; Soil and Environmental Studies; Engine and Fuel Emissions; Environmental Science and Water Management; Hydrology and Watershed Management Studies; Wastewater Treatment and Reuse; Recycling and Waste Management Techniques