Why Geothermal Use the current surplus of free & renewable energy just beneath the surface Geothermal energy is the smarter way to heat and cool your home or business - it's efficient, saves you money, and protects the environment. It's hard to get much greener than with WaterFurnace. Just ask the EPA — they concluded geothermal energy is the most environmentally conscientious heating and cooling system. Or ask the U.S. National Renewable Energy Laboratory - they also confirmed that geothermal energy is more economical and cost-effective than traditional residential systems. Or ask the federal, state, and local governments and utilities - they're providing many rebates and tax incentives that will go hand in hand with your investment in geothermal. Or, most importantly, you can speak with your neighbors - more and more people are changing to geothermal and love it! Energy and cost savings will vary by region and depend on the type of old system your new geothermal is replacing. However, geothermal will always be smarter, more cost effective and environmentally friendly. By how much can a geothermal system in the Hattiesburg, MS area save you in energy costs? Use our geothermal savings calculator to discover for yourself!