Sheryl Crow wants people to use one square of toilet paper when they go . . . two if it's really messy. This would lower everyone's carbon footprint.
Of course the concept is unsanitary and would lead to septic infections galore. Plus, as The Smoking Gun shows (click title of this post), with her entourage of 13 vehicles, including four buses and three tractor-trailers, Crow has other ways to trim her own carbon footprint.