主题词：Radioactive contamination and transfer; Radioactivity and Radon Measurements; Nuclear and radioactivity studies; Radioactive element chemistry and processing; Human auditory perception and evaluation; Diverse Scientific and Economic Studies; Graphite, nuclear technology, radiation studies; Radiation Dose and Imaging; Nuclear Physics and Applications; Educational Robotics and Engineering; Radiation Detection and Scintillator Technologies; Groundwater and Isotope Geochemistry; Geochemistry and Geologic Mapping; Isotope Analysis in Ecology; Atmospheric and Environmental Gas Dynamics; Geology and Paleoclimatology Research; Groundwater flow and contamination studies; Nuclear Issues and Defense; Lichen and fungal ecology; Chemical Synthesis and Characterization; Atmospheric chemistry and aerosols; Geophysical Methods and Applications; Heavy metals in environment; Risk Perception and Management; Earthquake Detection and Analysis