{"thcode":2,"term":{"code":1097,"name":"SSM\/I","parent":742,"scope":"Special Sensor Microwave\/Imager (SSM\/I), technique using passive microwave radiometers aboard satellites to measure the microwave reflectivity of the earth, oceans, and the atmosphere."},"uf":[{"name":"SSM\/I images","usewith":false},{"name":"Special Sensor Microwave\/Imager (SSM\/I)","usewith":false}],"bt":[{"code":742,"name":"microwave imaging","parent":981,"scope":"Remote sensing method using short high frequency electromagnetic waves reflected or radiated from the ground."},{"code":981,"name":"remote sensing","parent":734,"scope":"Acquiring information about a natural feature or phenomenon, such as the Earth's surface, without actually being in contact with it. USGS remote sensing is usually carried out with airborne or spaceborne sensors or cameras."},{"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":447,"name":"geography","parent":291,"scope":"Study of the earth's landforms, topography, and climate, the distribution of flora and fauna, and the distribution, culture, and activities of human populations."},{"code":1072,"name":"snow and ice cover","parent":287,"scope":"Accumulation of snow or ice blanketing land surfaces."}]}