Kaid Benfield on NRDC's Switchboard blog writes about the planning jargon so many of us use unconsciously: from "placemaking" to "community building," terms like "vibrant," "urbanism," even "transit-oriented development," and "smart growth," and "green building." "Sustainable communities!" (A term the federal government made popular.) "Location efficiency!!" "Walkable neighborhood!!!"

Kaid was tracking the popularity of these words and phrases using a Google tool called Ngram Viewer that he'd read about in an article by Rafael Pereiro on his Urban Demographics blog.

Check it out!