Global Change Analysis Model (GCAM)

This documentation describes GCAM v7.1 ()

GCAM diagram. Click on each box for a more detailed description of that element.

Inputs		Supply		Outputs
		Demand

A general overview of GCAM is also provided here.

Earth System

Hector

Alternative regional configurations of GCAM

GCAM-USA

Running and modifying GCAM

Material on how to get started and use GCAM can be found on the following pages.

• How to Get Started Running GCAM
• How to Set Up and Build
• GCAM Fusion Usage Guide
• GCAM Developer’s Guide
• Modifying GCAM scenarios through policies
• Examples

GCAM is under continuing development. Information on how this version of GCAM differs from previous versions, along documentation for previous versions can be found on the following pages.

• Updates from the Previous Release
• GCAM-3
• GCAM-4.2
• GCAM-4.3
• GCAM-4.4
• GCAM-5.1
• GCAM-5.2
• GCAM-5.3
• GCAM-5.4
• GCAM-6.0
• GCAM-7.0