Carbon Calculators

You can use our handy carbon calculators to determine how much CO₂ you’re responsible for.
Scroll down for our automobile, flight and wedding calculators.

Individual/Household

<p>This Carbonfund.org Carbon Calculator is displayed within a frame. Please use an up-to-date browser to Calculator your Carbon Offset.</p>
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.)

Auto

Airline

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. <p>This Carbonfund.org Carbon Calculator is displayed within a frame. Please use an up-to-date browser to Calculator your Carbon Offset.</p>

Wedding

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

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, and we’ll try to help you figure it out.