all edu.ucar.gdex GRID NetCDF Freely Available The archived dataset includes all model output used to support the analysis in this paper titled "Development and Evaluation of the Simplified Tropospheric Chemistry Mechanism T4 in the Community Earth System Model (CESM) for Climate Simulations". It contains five years of monthly data (2004-2008) from both the T1 and T4 simulations. UCAR/NCAR NCAR/GDEX