Table 2.
Summary of regional climate and O3 modeling systems.
| Modeling system | NERL | Illinois-1 | Illinois-2 | WSU | GNM | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| Simulation period | 5 JJAs | 4 JJAs | 4 JJAs | 5 Julys | 3 JJAs | |||||
| GCM | GISS III | PCM | PCM | PCM | GISS III | |||||
| Global resolution | 4° × 5° | 2.8° × 2.8° | 2.8° × 2.8° | 2.8° × 2.8° | 4° × 5° | |||||
| GHG scenario | A1b | A1Fi | B1 | A2 | A1b | |||||
| RCM | MM5 | CMM5 | CMM5 | MM5 | MM5 | |||||
| Regional resolution | 36 km | 90/30 km | 90/30 km | 36 km | 36 km | |||||
| Convection scheme | Grell | Grell | Grell | Kain–Fritsch | Grell | |||||
| RAQM | CMAQ | AQM | AQM | CMAQ | CMAQ | |||||
| Chemical mechanism | SAPRC99 | RADM2 | RADM2 | SAPRC99 | SAPRC99 | |||||
| Climate sensitive emissions | BVOCs; evaporative | BVOCs; evaporative | BVOCs; evaporative | BVOCs; evaporative | BVOCs; evaporative | |||||
| Abbreviations: A2, A1b, A1Fi, B1, and B2, the names given to the SRES scenarios of greenhouse-gas (GHG) emissions used to drive the climate models; AQM, air quality model; BVOC, biogenic volatile organic compounds; CMAQ, Community Multiscale Air Quality Model; CMM5, University of Illinois climate extension of the Penn State/National Center for Atmospheric Research (NCAR) Mesoscale Model, version 5; GCM, general circulation model; GISS, Goddard Institute for Space Studies; JJA, June, July, August; Grell and Kain-Fritsch, convective parameterizations in the regional climate models; MM5, Penn State/NCAR Mesoscale Model, version 5; PCM, parallel climate model; RADM2, Regional Atmospheric Deposition Model (2nd generation); RAQM, regional air quality model; RCM, regional climate model; SAPRC, statewide air pollution research center; SAPRC99, one of the chemical mechanism packages used in the CMAQ model. | ||||||||||