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. 2012 Jul 12;120(11):1559–1564. doi: 10.1289/ehp.1104271

Table 1.

Summary of global climate and O3 modeling systems used in this analysis.

Modeling system Harvard CMU
Simulation period 5 summers/falls 10 summers/falls
GCM GISS III GISS II’
Resolution 4° × 5° 4° × 5°
GHG scenario A1b A2
GCTM GEOS-chem GISS II’
Climate sensitive emissions BVOCs; lightning and soil NOx BVOCs; lightning and soil NOx
Abbreviations: A1b, A2, the names given to the SRES scenarios of greenhouse-gas (GHG) emissions used to drive the climate models; BVOC, biogenic volatile organic compounds; GCM, general circulation model; GCTM, global chemical transport model; GEOS, Goddard Earth Observing System; GISS, Goddard Institute for Space Studies; NOx, nitrogen oxides.