主题词：Aquatic Ecosystems and Phytoplankton Dynamics; Fish Ecology and Management Studies; Soil and Water Nutrient Dynamics; Water Quality and Pollution Assessment; Aquatic Invertebrate Ecology and Behavior; Marine and coastal ecosystems; Freshwater macroinvertebrate diversity and ecology; Hydrology and Watershed Management Studies; Water Quality and Resources Studies; Hydrology and Sediment Transport Processes; Soil erosion and sediment transport; Coastal wetland ecosystem dynamics; Water resources management and optimization; Aquatic Ecosystems and Biodiversity; Fish Biology and Ecology Studies; Groundwater and Isotope Geochemistry; Groundwater flow and contamination studies; Environmental Toxicology and Ecotoxicology; Constructed Wetlands for Wastewater Treatment; Urban Stormwater Management Solutions; Heavy metals in environment; Mine drainage and remediation techniques; Coastal and Marine Dynamics; Isotope Analysis in Ecology; Diverse Scientific and Economic Studies