{"ob_id":54815,"names":[],"terms":[{"ob_id":6527,"label":"standard_name","value":"mole_fraction_of_carbon_dioxide_in_air","vocabulary":"cf_standard_names"},{"ob_id":20289,"label":"var_id","value":"co2","vocabulary":""},{"ob_id":30064,"label":"units","value":"mol mol-1","vocabulary":""},{"ob_id":30341,"label":"long_name","value":"CO2 volume mixing ratio","vocabulary":""}]}