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MG3

Morrison-Gettelman Microphysics, Version 3 (MG3)

Open source code for Cloud Microphysics Scheme 'MG3'. Initial commit for reference.

Represents version from CAM development trunk:

https://svn-ccsm-models.cgd.ucar.edu/cam1/trunk_tags/cam6_1_033/components/cam/src/physics/cam/

References:

Gettelman, A., H. Morrison, K. Thayer‐Calder, and C. M. Zarzycki. 2019. The Impact of Rimed Ice Hydrometeors on Global and Regional Climate. Journal of Advances in Modeling Earth Systems. https://doi.org/10.1029/2018MS001488.

Gettelman, A. and H. Morrison, Advanced Two-Moment Microphysics for Global Models. Part I: Off line tests and comparisons with other schemes. J. Climate, 28, 1268-1287. doi: 10.1175/JCLI-D-14-00102.1, 2015.

Gettelman, A., H. Morrison, S. Santos, P. Bogenschutz and P. H. Caldwell. Advanced Two-Moment Microphysics for Global Models. Part II: Global model solutions and Aerosol-Cloud Interactions. J. Climate, 28, 1288-1307. doi:10.1175/JCLI-D-14-00103.1 , 2015.

Basic structure:

micro_mg3_0.F90 : core code, includes initialization and timestep routines

micro_mg_utils.F90 : process rate and size distribution functions

micro_mg_data.F90 : extra utilities for CAM

micro_mg_cam.F90 : Interface for the Community Atmosphere Model version 6 (CAM6)

wv_saturation.F90 : CAM water vapor routines

wv_sat_methods.F90

for questions contact Hugh Morrison, Andrew Gettelman e-mail: [email protected], [email protected]