S&B Geothermal
Geothermal, energy and ground source heat pump related links
| ECONAR Energy Systems Corporation | www.econar.com | |
| Weather data including heating and cooling degree days | www.worldclimate.com | |
| International Ground Heat Pump Association / IGSHPA | www.igshpa.okstate.edu | |
| Geothermal Heat Pump Consortium / GeoExchange | www.ghpc.org | |
| US Department of Energy - Geothermal Energy State Technical Site | geothermal.id.doe.gov | |
| Electric Power Research Institute Heat Pump Page / EPRI | www.epri.com | |
| Energy Efficiency and Renewable Energy Network - Geothermal Program | www.eren.doe.gov/geothermal | |
| ARI Air Conditioning and Refrigeration Institute | www.ari.org | |
| EPA Global Warming Site | www.epa.gov/globalwarming | |
| EPA Energy Star Program | www.energystar.gov | |
| US Environmental Protection Agency | www.epa.gov |