CAM6 User’s Guide

• 1. Introduction
• 2. Getting Help
  • 2.1. The CAM Web Page
  • 2.2. The CESM Bulletin Board
  • 2.3. Reporting bugs
• 3. Building and Running CAM within CESM
  • 3.1. CAM compsets
  • 3.2. Modifying CAM’s configuration
  • 3.3. Modifying namelist settings in CAM run
    • 3.3.1. Modifying Namelist settings: Detailed Example – Using CMIP5 emissions
    • 3.3.2. Example: Setting up a new Single Column (SCAM) run
• 4. Sample Interactive Session
  • 4.1. Configuring CAM for serial execution
  • 4.2. Specifying the Fortran compiler
  • 4.3. Dealing with compiler wrappers
  • 4.4. Configuring CAM for parallel execution
  • 4.5. Building CAM
  • 4.6. Building the Namelist
    • 4.6.1. Example: Use build-namelist to specify a dataset in a non-default location.
  • 4.7. Acquiring Input Datasets
    • 4.7.1. Acquire missing dataset
  • 4.8. Running CAM
• 5. Input Datasets
  • 5.1. SST and Sea Ice Boundary Files
    • 5.1.1. Pre-industrial climatology (1870 - 1890):
    • 5.1.2. Historical Time Series
    • 5.1.3. Present day climatology (1982 - 2001):
• 6. Model Output:
  • 6.1. Model History Files
  • 6.2. General Features of History Files
  • 6.3. Timestamps and time intervals
    • 6.3.1. Example: Timestamps for a year of monthly averages
  • 6.4. Multiple time samples in a single file
    • 6.4.1. Example: Timestamps for five daily averages
  • 6.5. Example: Default History Fields and Master Field Lists
• 7. Physics modifications via the namelist
  • 7.1. Radiative Constituents
    • 7.1.1. Default rad_climate for cam4 physics
    • 7.1.2. Default rad_climate for cam5 physics
  • 7.2. Example - Modify a radiatively active gas
  • 7.3. Example - Diagnostic radiative forcing
  • 7.4. Example - Aerosol radiative forcing
  • 7.5. Example - Black carbon radiative forcing
• 8. Appendices
  • 8.1. The configure utility
    • 8.1.1. How configure is called from the CESM scripts
    • 8.1.2. Arguments to configure
  • 8.2. The build-namelist utility
    • 8.2.1. Options to build namelist
    • 8.2.2. Environment variables used by build namelist
    • 8.2.3. CAM Namelist variables
• 9. References
• 10. List of Examples