{"id":"W3161335653","doi":"10.1021/acs.est.0c06526","title":"Long-Term Warming and Nitrogen Addition Have Contrasting Effects on Ecosystem Carbon Exchange in a Desert Steppe","year":2021,"lang":"en","type":"article","venue":"Environmental Science & Technology","topic":"Soil Carbon and Nitrogen Dynamics","field":"Agricultural and Biological Sciences","cited_by":34,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Alberta","funders":"Ministry of Education of the People's Republic of China; National Natural Science Foundation of China","keywords":"Environmental science; Steppe; Ecosystem; Carbon sink; Carbon sequestration; Biomass (ecology); Global warming; Primary production; Carbon cycle; Global change; Climate change; Agronomy; Ecology; Carbon dioxide; Biology","routes":{"ca_aff":true,"ca_fund":false,"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":[0.0002641119,0.0003141075,0.0003320102,0.0002124899,0.0002598052,0.000224395,0.0002886739,0.000289269,0.0004398412],"category_scores_gemma":[0.000167417,0.0001390426,0.0003006058,0.0001727642,0.0002593135,0.0002443267,0.0002371767,0.0003396045,0.00005721383],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0006350517,"about_ca_system_score_gemma":0.0003162994,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.004341238,"about_ca_topic_score_gemma":0.00796473,"domain_scores_codex":[0.9998999,0.000029119,0.000008649462,0.00003003641,0.00001286453,0.00001936918],"domain_scores_gemma":[0.9997453,0.00007990329,0.00003693425,0.00002446791,0.00003156136,0.00008183951],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"observational","study_design_scores_codex":[0.001775573,0.0004269557,0.02505084,0.00006990991,0.0001503408,0.0001965011,0.0001136751,0.0008257602,0.9680259,0.00006622776,0.00003384651,0.003264461],"study_design_scores_gemma":[0.0001126212,0.00255792,0.8949534,0.000008161229,0.0001719042,0.0001784679,0.0002766067,0.005257412,0.09565705,0.0001538607,0.0006413023,0.00003120185],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9998326,0.00002831821,0.00004275906,0.000002663348,8.724028e-7,0.00000275867,0.00002439893,0.000001653382,0.00006397616],"genre_scores_gemma":[0.9992354,0.00005728201,0.00028077,0.00002685991,0.000001718202,0.00001807107,0.0001364595,0.000003393764,0.0002399966],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.004341238,"threshold_uncertainty_score":0.008631945,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.006965354592737882,"score_gpt":0.1950643012070006,"score_spread":0.1880989466142627,"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."}}