The debate of the final 4.2-mile “Segment 9” of the Heritage within the Sleeping Bear Dunes National Lakeshore (SBDNL) continues as opposition questions the impact on the environment and cost of the major project that is slated for 2025.Construction of the $14 million trail system extension is expected to commence in the fall from Bohemian Road to Good Harbor beach.Opposition have been on an all…