{"id":"W2123134406","doi":"10.1126/science.290.5490.291","title":"The Global Carbon Cycle: A Test of Our Knowledge of Earth as a System","year":2000,"lang":"en","type":"review","venue":"Science","topic":"Atmospheric and Environmental Gas Dynamics","field":"Environmental Science","cited_by":2159,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of British Columbia","funders":"","keywords":"Biogeochemical cycle; Carbon cycle; Earth system science; Environmental science; Earth science; Atmosphere (unit); Earth (classical element); Natural (archaeology); Ecosystem; Carbon fibers; Terrestrial ecosystem; Astrobiology; Atmospheric sciences; Ecology; Meteorology; Geography; Computer science; Geology; Biology","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.008934200744987396,"score_gpt":0.2629524052992969,"score_spread":0.2540182045543095,"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."}}