Contents

• 1 What is new with CLM2.1
• 2 Obtaining the Source Code and Datasets
• 3 Creating and Running the Executable
  • 3.1 offline mode: using jobscript.csh
    • 3.1.1 Specification of script environment variables
    • 3.1.2 Setting the Namelist
    • 3.1.3 Creation of header and directory search path files
    • 3.1.4 Building the model
    • 3.1.5 Running the executable
  • 3.2 cam mode
  • 3.3 ccsm mode
  
  
• 4 Namelist Parameters
  • 4.1 Specification of run length, run type and initial run date
  • 4.2 Specification of model input datasets
  • 4.3 Specification of history and restart files
  • 4.4 Specification of input physics variables
  • 4.5 Specification of RTM River routing
  • 4.6 Specification of cam mode namelist
  
  
• 5 CLM2.1 Data Structures
• 6 History File Fields
  • 6.1 Model history fields
  • 6.2 Adding new history fields
  
  
• 7 Offline Mode Namelist Examples
  • 7.1 Example 1: Offline initial run, one day, global
  • 7.2 Example 2: Restart run
  • 7.3 Example 3: Branch run
  • 7.4 Example 4: Auxiliary history files
  • 7.5 Example 5. Generation of regional grid surface dataset
  • 7.6 Example 6. Generation of global gaussian surface dataset
  
  
• 8 Testing Model Changes
• About this document ...