{"thcode":2,"term":{"code":477,"name":"geothermal resources","parent":799,"scope":"Energy resources related to the earth's internal heat, commonly applied to springs or vents discharging hot water or steam."},"uf":[],"bt":[{"code":799,"name":"energy resources","parent":777,"scope":"Natural resources that are used for heat and power generation, including oil, natural gas, coal, and geothermal energy."},{"code":777,"name":"natural resources","parent":1174,"scope":"Stocks of anything naturally occurring that have a beneficial use for man including economic, nutritional, recreational, aesthetic, and other benefits."},{"code":1174,"name":"topics","parent":1,"scope":"Themes, subjects, and concerns for which USGS information resources are relevant."},{"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":554,"name":"hydrogeology","parent":464,"scope":"Study of subsurface waters and geologic aspects of surface waters."},{"code":1289,"name":"volcanology","parent":464,"scope":"The branch of geology that deals with volcanism and the processes involved in magma flow and eruption through a vent in the earth's surface."}]}