{"id":"W2791048657","doi":"10.1126/science.aar4462","title":"Legacy nitrogen may prevent achievement of water quality goals in the Gulf of Mexico","year":2018,"lang":"en","type":"article","venue":"Science","topic":"Soil and Water Nutrient Dynamics","field":"Environmental Science","cited_by":470,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Waterloo","funders":"Natural Sciences and Engineering Research Council of Canada; Canada Excellence Research Chairs, Government of Canada; Joint Programming Initiative Water challenges for a changing world","keywords":"Eutrophication; Hypoxia (environmental); Environmental science; Agriculture; Water quality; Surface runoff; Nitrogen; Drainage basin; Structural basin; Water resource management; Environmental protection; Hydrology (agriculture); Nutrient; Ecology; Geography; Archaeology; Engineering; Chemistry; Biology","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":[0.0004825762,0.0001330112,0.00009370773,0.0001890924,0.0009051624,0.0007267053,0.0003178841,0.0003798892,0.00119526],"category_scores_gemma":[0.001216245,0.00005331894,0.0001261352,0.0001707606,0.0005125172,0.0007565669,0.001197671,0.000367971,0.00006943988],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.002584469,"about_ca_system_score_gemma":0.002010283,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.07612356,"about_ca_topic_score_gemma":0.1647719,"domain_scores_codex":[0.9998608,0.00002983938,0.000006473324,0.00002899666,0.00002671975,0.00004724372],"domain_scores_gemma":[0.9996035,0.00005647893,0.0001857051,0.00001810872,0.00008793791,0.0000484304],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0007817064,0.0004428128,0.8058721,0.0002824526,0.0001509502,0.001418311,0.00358637,0.005874737,0.04441085,0.01131042,0.01238857,0.1134807],"study_design_scores_gemma":[0.00005655036,0.0005025932,0.9274681,0.0002250393,0.0001019029,0.0001685692,0.01121742,0.007273849,0.01103649,0.00557085,0.0363436,0.00003514066],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9906081,0.0004104981,0.0003431924,0.002606837,0.00002587262,0.000008542404,0.00007604263,0.00002416622,0.005896767],"genre_scores_gemma":[0.9977144,0.0005081475,0.0005983745,0.0004004047,0.000008175894,0.0000110101,0.00007271391,0.000003394116,0.0006833681],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.07612356,"threshold_uncertainty_score":0.1513609,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01891422325915253,"score_gpt":0.2830241893515277,"score_spread":0.2641099660923752,"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."}}