The passive house network hosted their annual conference in Denver, co. there were many presentations about building performance and policy. i was asked to moderate a panel about embodied carbon in buildings. chris magwood, founder of the Endeavor Center, builders for climate action, author and developer of the beam carbon accounting tool is now manager of the embodied carbon in buildings program at the rocky mountain institute was one of the panelists. kyle hanson and chris hamm, co-founders of pre-fab clt company timberage systems were also on the panel.