The McKinley Birthplace Home, 40 S. Main St., Niles, will present a program on “The Mahoning River: Past, Present, and Future” 2 p.m. Saturday.

Felicia Armstrong and Colleen McLean from the Friends of the Mahoning River will discuss the river’s history, including its importance to industry and use as a shipping corridor. They will also discuss the pollution of the river and past and current conditions, including ways to get involved.

To register for the in-person event, call 330-652-1704, Ext. 3. If unvaccinated, please wear a mask. For a link to watch the program via Zoom, go to mcklib.org/river.