Some wag dubbed the Prius the "Pious," for the smug self-righteousness of its greener-than-thou owners.  CNBC ran a segment this morning highlighting an even pricier form of conspicuous green consumption: the installation of geothermal wells in Manhattan as an alternative form of HVAC.

Narrating a segment that would have had Veblen nodding in approval, CNBC's Bertha Coombs observed "for many, it represents bragging rights in the pursuit of green luxury."  That segued to a clip of New York magazine's Jesse Oxfeld explicitly making the conspicuous consumption point.

View video here.