主题词：Child Nutrition and Water Access; Water resources management and optimization; Fecal contamination and water quality; Water Governance and Infrastructure; Hydrology and Watershed Management Studies; Wastewater Treatment and Reuse; Flood Risk Assessment and Management; Water Treatment and Disinfection; Urban Stormwater Management Solutions; Water-Energy-Food Nexus Studies; Poverty, Education, and Child Welfare; Global Maternal and Child Health; Water Systems and Optimization; Water Quality and Pollution Assessment; Fish Ecology and Management Studies; Groundwater and Isotope Geochemistry; Soil and Water Nutrient Dynamics; SARS-CoV-2 detection and testing; Transboundary Water Resource Management; Pharmaceutical and Antibiotic Environmental Impacts; Groundwater flow and contamination studies; Urban and Rural Development Challenges; Marine and coastal ecosystems; Vibrio bacteria research studies; Environmental Justice and Health Disparities