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Calculators

Lighting CO2

Lighting up a house is a necessary use of energy, but also an often needlessly wasteful one. Compact fluorescents, which consume only a fifth of the electricity incandescents do, make great substitutes in many rooms.

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Air Conditioning CO2

Many Americans rely on room air conditioners in the summer to keep comfortable, but the carbon dioxide put out to power them may wind up making our hot days all that much hotter.

Laundry Dryer CO2

Dryers typically produce up to 1,446 lbs of CO2 annually, far more than almost all other household appliances. To find out how much CO2 your dryer is responsible for emitting, use our calculator.

Refrigerator CO2

Refrigerators are the most power-hungry appliance in the home and can account for over 2,800 pounds of CO2 released annually. Check out how much your refrigerator is emitting and how you can trim off some of those pounds.

Shower CO2

Showers account for approximately 30 percent of household hot water use and can produce over 1,000 pounds of CO2 per year. To find out how much more CO2 your shower is responsible for emitting, use our calculator.