What is a zero emissions building? Belfast firm consults with White House on the answer mainebiz.biz - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from mainebiz.biz Daily Mail and Mail on Sunday newspapers.
Construction projects underway include the Vertical Harvest site in Westbrook, a new maintenance facility at Acadia National Park and an education and research center at Wolfe's Neck in Freeport.