主题词：Microbial Community Ecology and Physiology; Methane Hydrates and Related Phenomena; Metal Extraction and Bioleaching; Mine drainage and remediation techniques; Microbial Fuel Cells and Bioremediation; Geochemistry and Elemental Analysis; Radioactive element chemistry and processing; Chromium effects and bioremediation; Microbial Applications in Construction Materials; Building materials and conservation; Genomics and Phylogenetic Studies; Paleontology and Stratigraphy of Fossils; Heavy metals in environment; Hydrocarbon exploration and reservoir analysis; Minerals Flotation and Separation Techniques; Wastewater Treatment and Nitrogen Removal; Calcium Carbonate Crystallization and Inhibition; Geochemistry and Geologic Mapping; Human auditory perception and evaluation; Diverse Scientific and Economic Studies; Geology and Paleoclimatology Research; Marine and coastal ecosystems; Educational Robotics and Engineering; Microbial bioremediation and biosurfactants; Arsenic contamination and mitigation