{"id":"W4389297359","doi":"10.1021/acs.est.3c07722","title":"The Futility of Relative Methane Reduction Targets in the Absence of Measurement-Based Inventories","year":2023,"lang":"en","type":"article","venue":"Environmental Science & Technology","topic":"Atmospheric and Environmental Gas Dynamics","field":"Environmental Science","cited_by":19,"is_retracted":false,"has_abstract":true,"ca_institutions":"Carleton University","funders":"Office of Energy Research and Development; Natural Sciences and Engineering Research Council of Canada; Natural Resources Canada; Environment and Climate Change Canada","keywords":"Methane; Tonne; Pledge; Environmental science; Methane emissions; Metric (unit); Production (economics); Natural resource economics; Greenhouse gas; Baseline (sea); Environmental economics; Economics; Chemistry; Waste management; Operations management; Engineering","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":[0.01376136,0.0008520826,0.0005825415,0.000934175,0.0006882502,0.002926398,0.001521386,0.0006881072,0.0008374912],"category_scores_gemma":[0.01807451,0.0004188508,0.0006588613,0.00128343,0.001720925,0.003130986,0.001697379,0.001863137,0.0002027577],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.008741065,"about_ca_system_score_gemma":0.008622495,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.09052702,"about_ca_topic_score_gemma":0.187464,"domain_scores_codex":[0.9938543,0.003243766,0.0002594509,0.0005888464,0.001650476,0.0004031163],"domain_scores_gemma":[0.9932196,0.003359531,0.0009762146,0.001030616,0.001303606,0.000110494],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"simulation_or_modeling","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[0.0003960943,0.0002660123,0.09630686,0.0008415785,0.0005706479,0.000245768,0.000692384,0.5385741,0.0117459,0.2157462,0.00772932,0.1268851],"study_design_scores_gemma":[0.00009815123,0.0008181528,0.1155272,0.001638338,0.0003363557,0.0001990323,0.003745907,0.4717871,0.04799878,0.2944606,0.062974,0.0004164465],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.4902317,0.002367551,0.4104664,0.01550013,0.0005246745,0.0003364244,0.005751736,0.001318598,0.07350269],"genre_scores_gemma":[0.9523259,0.0004105744,0.04490474,0.0005167571,0.00001822821,0.0001071901,0.0006089045,0.00006170494,0.001045908],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.09052702,"threshold_uncertainty_score":0.1800002,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01275166068377828,"score_gpt":0.2229221944242565,"score_spread":0.2101705337404783,"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."}}