DARLINGTON - Darlington native Michael Sinclair will be presenting the center's first 2016 program at 7 p.m. Jan. 6 at the Bluebird Nest Nature Center, 308 Main St., Darlington. Sinclair is a senior majoring in Ecological Restoration and Geology at Northland College in Ashland. He will be speaking on geologic formations and the proposed mining in northern Wisconsin as well as other geologic formations in Wisconsin.