{"id":"W2136263534","doi":"10.1016/j.atmosenv.2009.08.021","title":"Atmospheric composition change – global and regional air quality","year":2009,"lang":"en","type":"article","venue":"Atmospheric Environment","topic":"Atmospheric chemistry and aerosols","field":"Earth and Planetary Sciences","cited_by":951,"is_retracted":false,"has_abstract":false,"ca_institutions":"Impact","funders":"","keywords":"Air quality index; Context (archaeology); Environmental science; Atmospheric chemistry; Trace gas; Climate change; Air pollution; Earth science; Atmospheric sciences; Meteorology; Ozone; Geography; Chemistry; Ecology; Geology","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":0.02040875547892498,"score_gpt":0.2249117497171552,"score_spread":0.2045029942382302,"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."}}