The Biden administration on Thursday offered up a definition for what is considered a zero-emission building, as part of an effort to reduce building emissions around the country. The new definition is completely voluntary — but seeks to help industry figure out how to move toward cutting the structures’ contributions to climate change. “The National Definition of a Zero Emissions Building will support the sector as it advances innovative solutions essential to creating resilient communities and high-quality jobs,” Energy Secretary Jennifer Granholm said in a written statement. In order to be considered zero emission, a building must be energy efficient,...