Today, Metro features CGBC’s HouseZero: a “first-of-its-kind” project that challenges the idea that you have to build new homes from scratch in order to implement energy-efficient design. Professor Malkawi, founding director of the CGBC, explains that his goal was to “push the limit” for what energy-efficient upgrades can be added to an existing home — a part of the market people think “you can’t do much with,” he said — which could help curb climate change and also help current property owners save money.  Read the article here.