{"id":"W2015850819","doi":"10.2166/wst.2011.719","title":"Considerations for the mitigation of nitrate contamination: stable isotopes and insights into the importance of soil processes","year":2011,"lang":"en","type":"article","venue":"Water Science & Technology","topic":"Groundwater and Isotope Geochemistry","field":"Earth and Planetary Sciences","cited_by":4,"is_retracted":false,"has_abstract":true,"ca_institutions":"Geological Survey of Canada; Natural Resources Canada; University of Prince Edward Island","funders":"Department of the Environment and Energy, Australian Government; Natural Resources Canada; U.S. Department of Energy","keywords":"Fertilizer; Environmental science; Nitrate; Nitrification; Leaching (pedology); Mineralization (soil science); Nutrient; Groundwater; Organic matter; Denitrification; Soil water; Agronomy; Environmental chemistry; Nitrogen; Chemistry; Soil science","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":false,"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":[0.002187948,0.0005696293,0.000726436,0.0004694278,0.0005099734,0.001622171,0.00103295,0.002331849,0.002020986],"category_scores_gemma":[0.003466702,0.0002531129,0.0003531314,0.0004349706,0.001131663,0.002436833,0.0007062521,0.0008176289,0.0003703893],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001022467,"about_ca_system_score_gemma":0.002685678,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.005789656,"about_ca_topic_score_gemma":0.01249451,"domain_scores_codex":[0.9996165,0.0001568308,0.00002173475,0.0000510934,0.0001128222,0.00004105841],"domain_scores_gemma":[0.9994011,0.0002051655,0.00008644278,0.00004873479,0.0001929755,0.00006548558],"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":[0.001584318,0.0004988288,0.05963966,0.002207476,0.0002072129,0.00159993,0.0006209423,0.04725772,0.2639269,0.09901881,0.01739008,0.5060481],"study_design_scores_gemma":[0.0003046363,0.003293619,0.05663051,0.001430262,0.0004167483,0.002028196,0.004972993,0.1171798,0.1685759,0.4001286,0.2445978,0.0004408743],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.3377123,0.08920968,0.2860532,0.2204834,0.001855073,0.0003076734,0.0009290155,0.001013465,0.06243622],"genre_scores_gemma":[0.8755891,0.02990407,0.08313238,0.004002907,0.0005783422,0.0001372368,0.0001788284,0.0000948306,0.006382204],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.005789656,"threshold_uncertainty_score":0.01157111,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01597711811802515,"score_gpt":0.2043252695672136,"score_spread":0.1883481514491884,"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."}}