The footprint calculator has been developed by WWF. In just five minutes you can measure your carbon emissions and receive tips on how to reduce them. Once you've completed the calculator, come back and enter your carbon footprint score.
Then visit the 'pledges' section of the website to tell us how you are going to reduce your emissions and to receive more tips on how to live a greener life.
Click here to view the M&S footprint calculator developed by WWF.
