{"ob_id":28009,"names":[{"ob_id":3253,"name":"mole_fraction_of_methane_in_air"},{"ob_id":6254,"name":"CH4 volume mixing ratio"}],"terms":[{"ob_id":5615,"label":"standard_name","value":"mole_fraction_of_methane_in_air","vocabulary":"cf_standard_names"},{"ob_id":9218,"label":"long_name","value":"CH4 volume mixing ratio","vocabulary":""},{"ob_id":20387,"label":"var_id","value":"ch4","vocabulary":""},{"ob_id":30064,"label":"units","value":"mol mol-1","vocabulary":""}]}