Big Green: Natural (en)Light(en)ing

[Mark Piepkorn]

In response to a recent Environmental Building News feature story 
about the inefficiencies of building-integrated wind turbines comes 
this subtly hilarious examination of the efficiencies of 
building-integrated prayer wheels.

http://www.buildinggreen.com/live/index.cfm/2009/6/4/BuildingIntegrated-Prayer-Wheels

(This post is only off-topic if you don't follow the links back to 
the original article.)


Mark