The SafeClimate carbon footprint calculator allows you to determine carbon dioxide emissions from major sources: home energy consumption and transportation by car and plane. The basic instructions below are augmented by help on pop-up screens on the following pages - look for the .

You will first need to enter the distance you travel by car and air.

Next, describe the energy you use at home. You can most easily find this data on your utility bills.

View and save your results, so you can track your emissions progress over time!