The EPA (Environmental Protection Agency) and the DOE (Department of Energy confirmed that geothermal heat pumps are the most environmentally safe and cost-efficient way to heat and cool your home. Geothermal products emit no carbon dioxide, carbon monoxide, or other greenhouse gasses that can be toxic to the environment and your family. We know your primary concern is to keep your home and family safe and comfortable - now you can do that as well as help the environment. Geothermal units are without a doubt a natural green way of life.