Passive Passion
Directed by Charlie Hoxie23m[Documentary](/on-demand/category/documentary), [Short](/on-demand/category/short)
20 years ago, European physicists synthesized a package of design principles that reduces a dwelling's heating and cooling energy use by nine tenths. Over 20,000 buildings in Europe have been built to the Passive House standard, and today, a burgeoning community of enthusiasts in the U.S. actively works to spread the concept.
