{"id":"S85051952","label":"Freshwater productivity","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85051952","normalized_label":"freshwater productivity","broader":["http://id.loc.gov/authorities/subjects/sh85014182","http://id.loc.gov/authorities/subjects/sh85051944"],"aliases":["Freshwater production rate"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85051952","provider":"lcsh","revision":"378039277f4e09f8","taxonomy_revision":"f050b5d4780b1289","title":"Freshwater productivity","url":"/topics/S85051952","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10088067855418540544","address_version":"morton4x16-v1","coordinates":[0,20,18216,49152],"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}