Jonathan Kantar, owner of Sage Builders, is known in the Boston area and Newton, the town he resides in, for his extensive knowledge and drive for promoting energy efficient structures; both residential and commercial. In speaking with Jonathan about the Net Zero Housing project that he is currently working on in the Fort Hill section of Roxbury, it became clear that sustainable building is not only a practice, it is a passion. Jonathan seems to question everyday what part he can play to reduce energy consumption and climate change. He takes the adage "think globally, act locally" to heart, as ... Related StoriesEnergy Saving Concepts & Ideas for Cooling the Home in Summer