{"thcode":2,"term":{"code":308,"name":"ecological competition","parent":310,"scope":"The struggle between members of two or more species for scarce environmental resources."},"uf":[],"bt":[{"code":310,"name":"ecological processes","parent":101,"scope":"Dynamic biogeochemical interactions that occur among and between biotic and abiotic components of the biosphere."},{"code":101,"name":"biological and physical processes","parent":1174,"scope":"All continuing activities, functions, and phenomena associated with organisms and non-living matter."},{"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":92,"name":"biodiversity","parent":921,"scope":"The variety in form, genetics, and ecological roles of organisms within a specific geographic area."},{"code":187,"name":"community ecology","parent":921,"scope":"Study of the relationships of species that interact in a common area."},{"code":311,"name":"ecology","parent":650,"scope":"Study of the relations between living plants and animals and their environment."},{"code":332,"name":"endangered species","parent":841,"scope":"Any species that is in danger of extinction throughout all or a significant portion of its range."}]}
