\sk \marge Now a few environment variables are needed for the model to compile and run correctly. You also need the environment variable \ttt{\$LMDMOD} to point at the directory where you will install the model. \begin{verbatim} declare -x LMDMOD=/disk/user/MODELS \end{verbatim} \sk If everything went well up until this stage, you are now ready to install, compile and run the LMD Martian Mesoscale Model.