主题词：Microbial Community Ecology and Physiology; Genomics and Phylogenetic Studies; Gut microbiota and health; Bacteriophages and microbial interactions; Marine and coastal ecosystems; Protist diversity and phylogeny; Methane Hydrates and Related Phenomena; Wastewater Treatment and Nitrogen Removal; Environmental DNA in Biodiversity Studies; Soil Carbon and Nitrogen Dynamics; Mycorrhizal Fungi and Plant Interactions; Plant-Microbe Interactions and Immunity; Marine Biology and Ecology Research; Legume Nitrogen Fixing Symbiosis; Coral and Marine Ecosystems Studies; Insect symbiosis and bacterial influences; Microbial Fuel Cells and Bioremediation; Polar Research and Ecology; Probiotics and Fermented Foods; Evolution and Genetic Dynamics; Aquaculture disease management and microbiota; Bacterial biofilms and quorum sensing; Biocrusts and Microbial Ecology; Marine and coastal plant biology; Marine Bivalve and Aquaculture Studies