MN GreenStar Rain Barrel Calculator
Utilize Xcel Energy's online energy tools to help you understand and manage your energy use and control your energy costs.
Energy Star Home Energy Yardstick
Compare your household's energy use to others across the country and get reccomendations for improvement.
Carbon Footprint Calculator from Eco Hatchery
Building for Environmental & Economic Sustainability (BEES) Life Cycle Analysis Tool
The BEES software is a powerful LCA tool that is useful in selecting cost-effective, environmentally-preferable building products. Download here.