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Frequently asked questions

General questions

About the Carbon Tracker

1 OK, you little number-cruncher, here’s the good stuff. The volume of a double-decker bus is 124 m3 and the volume of one tonne of Co₂ is 556.2 m3. So, we divide the volume of Co₂ by the volume of the bus and we get about 4 buses.

2 The Carbon Tracker has been designed to show you actions you can take to lower your carbon footprint. These are indicative actions only and based on currently available data.