As part of the New Year’s “fiscal cliff” deal, Congress extended the wind production tax credit another two years, a move that could help the environmentally conscious industry get back on its feet. “We’ll just have to wait and see how the market recovers,” said Elizabeth Umberson, ZF Group North American Operations’ vice president of materials management. ZF Wind Power, which is at 1925 New Harvest Drive, off Calvary Church Road, in the Gainesville Business Park, opened in 2011 amid international fanfare.