Volunteers will pull invasive English ivy from 9 a.m. to noon Oct. 18 at Abrams Park, 400 Abrams Park Road, Ridgefield. Park in the main parking lot at Abrams Park. Wear long pants, sturdy shoes and dress for the weather. Bring snacks and water. This is a physically demanding event. Register at secure.lglforms.com/form_engine/s/uW7lePhOby0oJxjC-NQCZQ.