If you live in a typical U.S. home, your appliances and home electronics are responsible for about 20% of your energy bills.
Reference: US Department of Energy
Heating and cooling account for about 56% of the energy use in a typical U.S. home, making it the largest energy expense for most homes.
Water heating can account for 14%-25% of the energy consumed in your home.
You can reduce your home's heating and cooling costs by as much as 30 percent through proper insulation and air sealing techniques.
Amount of money that would be saved if the energy efficiency of commercial and industrial buildings improved by 10 percent: $20 billion.
Reference: Energy Star
Amount of greenhouse gas emissions that would be reduced if the energy efficiency of commercial and industrial buildings improved by 10 percent: equal to about 30 million vehicles.
Amount of global carbon dioxide (CO2) released into the atmosphere in 2005: 6,000 million metric tons.
1 US Environmental Protection Agency
2 Massachusetts Technology Collaborative-Renewable Energy Trust