{"thcode":2,"term":{"code":639,"name":"landslides","parent":1736,"scope":"Downslope movement of rock, soil, or artificial fill under the influences of gravity."},"uf":[{"name":"avalanches","usewith":false},{"name":"debris avalanches","usewith":false},{"name":"debris flows","usewith":false},{"name":"earth flows","usewith":false},{"name":"landslide maps","usewith":{"code":700,"name":"maps and atlases","parent":808,"scope":"Representation, usually on a flat surface, of a part or whole of the Earth or other parts of the universe.  Collections of maps linked digitally or bound together in a book are called atlases."}},{"name":"landslide preparedness","usewith":{"code":530,"name":"hazard preparedness","parent":689,"scope":"Awareness of the consequences of hazards and actions to be taken before, during, or after hazards occur or are encountered."}},{"name":"mudslides","usewith":false},{"name":"rockfalls","usewith":false},{"name":"slides (land)","usewith":false},{"name":"slumps","usewith":false}],"bt":[{"code":1736,"name":"slope processes","parent":451,"scope":"The down slope movement of earth material under the influence of gravity."},{"code":451,"name":"geologic processes","parent":101,"scope":"All types of processes involving geological structures."},{"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":[{"code":1362,"name":"lahars","parent":639,"scope":"Downslope flow of ash and rock debris resulting from volcanic activity."}],"rt":[{"code":468,"name":"geomorphology","parent":464,"scope":"Branch of geology dealing with surface land features and the processes that create and change them."},{"code":2284,"name":"ground failure","parent":299,"scope":"Any consequences of shaking, including liquefaction, landslide, and lateral spread, that affects the stability of the ground."},{"code":531,"name":"hazards","parent":1174,"scope":"Potential dangers from both natural processes (e.g., earthquakes, floods, and climate change) and human impacts on the environment."},{"code":637,"name":"landslide susceptibility assessment","parent":997,"scope":"Estimation of the probability of occurrence and likely severity of landslides in a given area."}]}