{"id":"W7106245388","doi":"10.1525/elementa.2025.00042","title":"Active face emissions: An opportunity for reducing methane emissions in global waste management","year":2025,"lang":"en","type":"article","venue":"Elementa Science of the Anthropocene","topic":"Landfill Environmental Impact Studies","field":"Environmental Science","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"St. Francis Xavier University","funders":"Natural Resources Canada; Environment and Climate Change Canada","keywords":"Methane; Leachate; Landfill gas; Methane emissions; Greenhouse gas; Compost; Municipal solid waste; Bioreactor landfill","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0003621821,0.0003614822,0.0001893856,0.0006658292,0.0006223877,0.0006855505,0.0006179682,0.0003420076,0.0009775655],"category_scores_gemma":[0.0006086731,0.0001102376,0.0001964721,0.0008029306,0.000458435,0.0005011415,0.0008981118,0.0002341233,0.00009255952],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.002483323,"about_ca_system_score_gemma":0.004058902,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.3984985,"about_ca_topic_score_gemma":0.7507578,"domain_scores_codex":[0.9997628,0.00003353819,0.000003028994,0.00002326766,0.00009252935,0.00008484981],"domain_scores_gemma":[0.9998937,0.00001583848,0.00002578631,0.000008440951,0.0000383956,0.00001786828],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"observational","study_design_scores_codex":[0.0004829124,0.0002892319,0.3761359,0.0003528389,0.0001072099,0.0002747422,0.001913157,0.02377574,0.06689024,0.005301447,0.001723564,0.5227531],"study_design_scores_gemma":[0.00003551523,0.0006804678,0.8967777,0.0001466329,0.0001238923,0.0001872686,0.006341249,0.03208911,0.03649221,0.004729408,0.02230971,0.00008686181],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9831681,0.0003977464,0.009867081,0.0005877444,0.000006873394,0.00003593359,0.0002433798,0.0001169483,0.005576103],"genre_scores_gemma":[0.9875743,0.0002242038,0.01121016,0.00006240026,0.000004210533,0.000009634543,0.0001036421,0.00001166192,0.0007998099],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.3984985,"threshold_uncertainty_score":0.7923579,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02485588736516438,"score_gpt":0.3426016798255602,"score_spread":0.3177457924603958,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}