{"thcode":2,"term":{"code":339,"name":"engineering sciences","parent":1019,"scope":"Sciences involved in the application of scientific and mathematical principles to construction, machinery, mechanical design, mining and manufacturing processes and other practical activities."},"uf":[{"name":"engineering seismology","usewith":{"code":1050,"name":"seismology","parent":470,"scope":"Branch of earth sciences concerned with the study of earthquakes and man-induced seismic waves."}}],"bt":[{"code":1019,"name":"sciences","parent":1,"scope":"Major educational fields, fields of study, and professional groupings within 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":[{"code":337,"name":"engineering geology","parent":339,"scope":"Branch of geology involved in the application of soil and rock mechanics, natural hazards, and other geological studies to the practice of engineering and construction."},{"code":550,"name":"hydraulic engineering","parent":339,"scope":"Branch of engineering which applies the physical properties of fluids, such as flow and pressure, to the design and use of machinery, pumps, pipelines, etc."}],"rt":[{"code":594,"name":"instrument design and development","parent":1174,"scope":"Includes the design and development of software for a particular instrument."},{"code":750,"name":"mining hazards","parent":548,"scope":"Dangerous conditions which result from the extraction of naturally occurring mineral deposits.  Includes tunnel collapses, fires, and explosions."},{"code":1020,"name":"scientific careers","parent":1174,"scope":"Professions in which people carry out or support scientific research or monitoring."}]}