{"id":"S85149956","label":"Zone of aeration","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85149956","normalized_label":"zone of aeration","broader":["http://id.loc.gov/authorities/subjects/sh85124360","http://id.loc.gov/authorities/subjects/sh85145659"],"aliases":["Aeration, Zone of","Suspended water zone","Unsaturated zone","Vadose zone","Zone of suspended water"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85149956","provider":"lcsh","revision":"6bc12e07e077a29b","taxonomy_revision":"f050b5d4780b1289","title":"Zone of aeration","url":"/topics/S85149956","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"290556959940281856","address_version":"morton4x16-v1","coordinates":[0,20,19748,4096],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}