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What it is

Start here for an overview of geothermal energy. Includes fundamentals, benefits and examples of geothermal in action.

How it Works

See geothermal at work. Includes the anatomy of a geothermal heat pump, basic concepts and descriptions of closed and open-loop systems.

Working With It

Look here for technical details for contractors, engineers and building managers. Includes designing, sizing, installing, operating and troubleshooting.

Geothermal & You

Learn what geothermal can do for you-and the earth. Includes success stories, economic comparisons and environmental impact.


Find everything you need to get started. Includes incentives and financing, area dealers, trade organizations and more.

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