Quick method. Uses state averages for annual electricity consumption, pounds of CO2 per kWh, and natural gas. Uses national household averages for fuel oil and propane.
Requires your utility bills. Most accurate. Includes state energy mix from above.
|Car Travel||I want to enter my own value.|
|Air Travel||I want to enter my own value.|
|Home||I want to enter my own value.|
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Your total annual tonnes:
What do I do now?
Round this amount up or down and enter into the quantity field beside the Donate button.