The energy it takes to heat and cool a building uses an astonishing 40% of energy used across the world. This figure that grows more troubling as climate change continues to threaten our very existence. But there’s an architect who is trying to change not how much energy a building consumes, but rather how much it produces. Connecting Point’s Cristina Quinn reports on the innovative HouseZero in Cambridge, Mass. 

This segment originally aired on May 16, 2019.