carbon footprint | lighting | solar | thermostat | windows | insulation | construction | micro-hydro | conversions

Carbon Footprint (back to top)
Calculate your carbon footprint!  Get the data you need to start cutting your emissions and saving energy.

Small Town Carbon Calculator - serves the need for small towns inventorying energy use

10 Percent Challenge calculator

Carbon Footprint calculator

Inconvenient Truth calculator

Environmental Protection Agency (EPA) calculator

Lawrence Berkeley National Labs' Home Energy Audit tool

International Carbon Bank & Exchange calculators

Lighting (back to top)
Use these to see how much money you would save when you switch to CFL or LED lighting.

Energy Star CFL energy savings calculator

Cree LED lighting energy savings calculator

GE Energy-Smart CFL savings calculator

General Light savings calculator

Lutron green light calculator

Efficiency Vermont CLF savings calculator

BetaLED Outdoor LED lighting calculator

Solar (back to top)

Apricus collector size calculator

Apricus energy output calculator

Solar domestic hot water CO2 reduction calculator

Solar Guide energy use calculator

Heating & Programable Thermostat (back to top)
Calculate your energy savings!

Warm Air.NET calculator

Windows (back to top)

Surbers' windows savings calculator

Window Replacement Information and Analysis

Insulation (back to top)

DOE Insulation Fact Sheet

Home Depot Insulation calculator

Building & Construction (back to top)
Use these to save energy on your next construction project.

DOE - Building Energy Software Tools Directory

DOE Cool Roof calculator

Micro-Hydropower (back to top)

Build My Home Green downloadable calculator for Windows

US Department of Energy information for evaluating potential micro-hydro sites

Energy Calculators

Multiple unit Energy Conversion