Log in to the SNOW cluster ssh -X [yourNetID]@head.arcc.albany.edu Setup environment variables Edit the .bashrc file in the home directory. Set CESM root path - export the CESM(v1.2.1) built by Brian Rose. export CCSMROOT="/network/rit/home/br546577/roselab_rit/cesm/cesm1_2_1"