{"thcode":61,"term":{"code":204,"name":"glacial till","parent":194,"scope":"poorly sorted rock debris deposited by a glacier."},"uf":[{"name":"till","usewith":false}],"bt":[{"code":194,"name":"geological features","parent":94,"scope":"features associated with a particular geologic phenomenon, origin, or interpretation."},{"code":94,"name":"feature type","parent":1,"scope":null},{"code":1,"name":"Marine Realms Information Bank (MRIB) keyword categories","parent":null,"scope":null}],"nt":[{"code":205,"name":"moraine","parent":204,"scope":"landforms underlain by glacial till, including terminal and recessional moraines (transverse ridges), lateral moraines (longitudinal ridges), and ground moraines (irregular hummocks)."}],"rt":[]}