{"id":"W4285008794","doi":"10.1029/2022gb007407","title":"Changes in Canada's Phosphorus Cycle 1961–2018: Surpluses and Deficits","year":2022,"lang":"en","type":"article","venue":"Global Biogeochemical Cycles","topic":"Soil and Water Nutrient Dynamics","field":"Environmental Science","cited_by":15,"is_retracted":false,"has_abstract":true,"ca_institutions":"Ste. Anne's Hospital; McGill University","funders":"China Scholarship Council; Natural Sciences and Engineering Research Council of Canada; McGill University","keywords":"Cycling; Eutrophication; Phosphorus; Manure; Fertilizer; Environmental science; Agriculture; Nutrient cycle; Geography; Nutrient; Pasture; Ecology; Forestry; Biology; Archaeology; Chemistry","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":[0.0001917086,0.0003807262,0.0002545609,0.001059472,0.00135432,0.001103327,0.0006157708,0.0003223329,0.001724723],"category_scores_gemma":[0.0006165527,0.0001840295,0.000494765,0.002059801,0.0005171756,0.0003591409,0.0004164282,0.0003432112,0.000132236],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.03297641,"about_ca_system_score_gemma":0.03174441,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.997024,"about_ca_topic_score_gemma":0.9966829,"domain_scores_codex":[0.9998317,0.000005893054,0.000005807115,0.00003576287,0.00006827329,0.0000525394],"domain_scores_gemma":[0.9995487,0.00002220294,0.00005722882,0.0000114864,0.0003027266,0.0000576323],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0002625255,0.00006277299,0.9004449,0.0002038058,0.0002303224,0.0003100344,0.0006866335,0.05258598,0.004762575,0.002212115,0.009224609,0.02901371],"study_design_scores_gemma":[0.00003736309,0.00002563052,0.9291427,0.00006318497,0.0000911752,0.00005434111,0.001019893,0.0508012,0.001231606,0.0004310197,0.01704923,0.00005263045],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9757414,0.0004223413,0.0009112737,0.000667546,0.0000200062,0.00003675502,0.01681267,0.0001058474,0.005282051],"genre_scores_gemma":[0.9937114,0.0003620704,0.0008142686,0.00007026684,0.000004193742,0.0000157516,0.003191457,0.00001259409,0.00181811],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.03297641,"threshold_uncertainty_score":0.2392617,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.00637543319064264,"score_gpt":0.1909950652248786,"score_spread":0.1846196320342359,"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."}}