主题词：Plant-Microbe Interactions and Immunity; Biofuel production and bioconversion; Legume Nitrogen Fixing Symbiosis; Soil Carbon and Nitrogen Dynamics; Microbial Community Ecology and Physiology; Heavy metals in environment; Sustainable Development and Environmental Policy; Microbial bioremediation and biosurfactants; Microplastics and Plastic Pollution; Microbial Metabolic Engineering and Bioproduction; Adsorption and biosorption for pollutant removal; Enzyme-mediated dye degradation; Nematode management and characterization studies; Chromium effects and bioremediation; COVID-19 impact on air quality; Mycorrhizal Fungi and Plant Interactions; Plant Stress Responses and Tolerance; Nanoparticles: synthesis and applications; Enzyme Catalysis and Immobilization; biodegradable polymer synthesis and properties; Recycling and Waste Management Techniques; Conservation, Biodiversity, and Resource Management; Arsenic contamination and mitigation; Water Quality and Pollution Assessment; Microbial Metabolism and Applications