The Nature Conservancy provides this most excellent Carbon Footprint Calculator for those living in the U.S., based on average consumption and your answers to their questions. It makes you think about what you can do to help reduce your impact on the environment. UPDATE: Geography Intern Amanda Briney recommends a better Carbon Footprint Calculator that works for those who live outside of the United States. Related: Advantages and Disadvantages of Global Warming

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Here’s another good way to calculate your carbon footprint, save the planet and offset your carbon emissions…
co2balance can help you ethically minimise your carbon emissions and offset the unavoidable CO2 residue.