We’ve all got some big feet.

What’s your carbon footprint? A carbon footprint is the amount of CO2 you produce each year. This is based on your use of energy like electricity and fuel, and also whether you recycle and use energy efficient appliances and light bulbs. The average household emissions for the US is 20 tonnes of CO2 per year (enough to fill 4.5 olympic size swimming pools. To check out your carbon footprint, visit:

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