Entering a New Carboniferous Era

Editorial Observer
Some Doubts Upon Entering a New Carboniferous Era
By VERLYN KLINKENBORG

“Carbon footprint” is to your physical being what “soul” is to your spiritual being.
In some ways carbon footprint is not an especially good metaphor. The carbon in question — the carbon dioxide that contributes to global warming — is a gas and far too diffuse to resemble an actual footprint. Still, the phrase sounds conscientious. You feel as though you’re reducing global warming by saying it. More

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