User's Guide to the Community Atmosphere Model CAM-5.3
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User's Guide to the Community Atmosphere Model CAM-5.3

This document was last updated on 2015-05-08 15:21:13.

Table of Contents

Acknowledgments

1. Introduction

1.1. Changes from previous release

1.2. Getting Help -- Other User Resources

1.2.1. The CAM Web Page
1.2.2. The CESM Bulletin Board
1.2.3. Reporting bugs

2. Building and Running CAM

2.1. Sample Interactive Session

2.1.1. Configuring CAM for serial execution
2.1.2. Specifying the Fortran compiler
2.1.3. Dealing with compiler wrappers
2.1.4. Configuring CAM for parallel execution
2.1.5. Building CAM
2.1.6. Building the Namelist
2.1.7. Acquiring Input Datasets
2.1.8. Running CAM

2.2. Sample Run Scripts

3. Input datasets

3.1. SST and Sea Ice Boundary Files

4. Model Output

4.1. Model History Files

4.1.1. General Features of History Files
4.1.2. Default History Fields and Master Field Lists

5. Physics modifications via the namelist

5.1. Radiative Constituents

5.1.1. Default rad_climate for cam4 physics
5.1.2. Default rad_climate for cam5 physics
5.1.3. Diagnostic radiative forcing

A. The configure utility

A.1. How configure is called from the CESM scripts

A.2. Arguments to configure

A.2.1. CAM configuration
A.2.2. SCAM configuration
A.2.3. CAM parallelization
A.2.4. CAM parallelization when running standalone with CICE
A.2.5. General options
A.2.6. Surface components
A.2.7. CAM standalone build

A.3. Environment variables recognized by configure

B. The build-namelist utility

B.1. Options to build-namelist
B.2. Environment variables used by build-namelist
B.3. CAM Namelist variables

List of Examples

2.1. Use build-namelist to specify a dataset in a non-default location.
2.2. Acquire missing dataset
4.1. Timestamps for a year of monthly averages
4.2. Timestamps for five daily averages
5.1. Modify a radiatively active gas
5.2. Aerosol radiative forcing
5.3. Black carbon radiative forcing

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