Contents

• 1 Code Structure
  • 1.1 Calling Tree
  • 1.2 Code Flow - Main Interface
  • 1.3 Code Flow - Driver Loop
  
  
• 2 Modifying CLM2.0 Input and Output Files
  • 2.1 Modifying Surface Data
  • 2.2 History fields
  • 2.3 Initial datasets
  • 2.4 Restart files
  
  
• 3 Error codes
  • 3.1 Energy and water balance errors
  
  
• About this document ...