Carbon Calculators

Use our handy carbon calculators to accurately determine your carbon footprint. You can easily and affordably offset your carbon footprint by pressing the "Offset Your Footprint Now!" button located on our carbon calculators. Click here to learn more about carbon offsets. See below for our automobile, flight, rail/bus, and wedding calculators.

Individual/Household Carbon Calculator

Change the values in any or all of the fields, and the calculator will automatically and instantly recalculate your carbon footprint. (US averages provided in parentheses.)

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Auto/Car Carbon Calculator

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Airline/Flight Carbon Calculator

Enter the first few letters of the city or the 3-digit airport code, and the calculator will provide you with available choices. Distances shown are round trip.

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Rail/Bus Carbon Calculator

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Wedding/Event Carbon Calculator

Click on the kissing couple below to go to our wedding calculator.

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Want to learn more about the assumptions these calculators use? Then do some serious reading at our Calculator Assumptions page. If there's something you don't understand, .(JavaScript must be enabled to view this email address) and we'll try to help you figure it out.