Newspaper article from our research archive:

Measure your carbon footprint and reduce it.

Byline: Tom Beal

Sep. 18--Call us big foot.

The United States is the world's leader in per capita emissions of greenhouse gases (with the exception of a few small island nations), and there is something you can do about that: Measure your carbon footprint and take steps to reduce it.

Why do they call it a "carbon footprint"?

There is nothing wrong with carbon. It's the building block of life. What we're really measuring are the gases given off when carbon changes form -- when coal is burned to generate electricity or gasoline is consumed to power your car. Carbon dioxide, the most ubiquitous of the greenhouse gases, is the one we measure in our carbon ...

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