- Carbon Counter: Estimate your carbon footprint
- Get Energy Smart! Estimate your savings from replacing incandescent light bulbs to compact fluorescent light bulbs!
- Ecological Footprint: Estimate your global ecological footprint
- Photovoltaic Calculator-PV Watts: Estimate the savings from a photovoltaic solar electricity system
- Energy Star Home Energy Yardstick: Determine if your home will qualify for an Energy Star label
