{"thcode":2,"term":{"code":1698,"name":"volcanic eruption prediction","parent":997,"scope":"Estimation of future volcanic activity using geological and geophysical observations."},"uf":[{"name":"volcanic eruption forecasting","usewith":false}],"bt":[{"code":997,"name":"risk assessment","parent":689,"scope":"The evaluation of the likelihood of adverse effects due to a given factor such as energy development or recurring hazardous events such as earthquakes."},{"code":689,"name":"management methods","parent":734,"scope":"Techniques of judiciously controlling or directing resources for a predetermined goal."},{"code":734,"name":"methods","parent":1,"scope":"Techniques, methods, procedures, or strategies for research, management, collection, or analysis of scientific information in USGS."},{"code":1,"name":"Categories","parent":null,"scope":"Thematic terms for categorizing information resources.  This thesaurus is intended to support finding and understanding scientific information."}],"nt":[],"rt":[{"code":1286,"name":"volcanic activity","parent":451,"scope":"Episodes during which gases, ash, and lava (molten rock) escape from vents in the earth's crust, accompanied by minor tremors."}]}