The Combative Comeback of a Company Town" with William B. Patrick.  Join us at the newly-remodeled Stockade Inn to discuss his new book, "Metrofix. 4 p.m. at Stockade Inn 1 N Church St, Schenectady, 12305

Critter Scene Investigation at Madison Avenue Pinelands. Join us for a 0.6-mile outdoor trek to look for clues and evidence of what lives in the Pine Bush. Reservation required. Call 518-456-0655 or visit www.AlbanyPineBush.org/events. 1 p.m. at 95 New Karner Rd #1, Albany, 12205

Winter Tree ID. Learn to identify trees in winter! Leaves aren't the only way to tell trees apart. 1 p.m. at Thacher Nature Center 87 Nature Center Way, Voorheesville 12186

Community Caregivers December Lunchtime Chat Schedule & Volunteer Orientation Schedule. The discussions feature  topics designed to inform and even entertain. Registration required call 518-456-2898.

Capital District Christian Women's Connection December Luncheon Info. “’Tis The Season” luncheon. Cost $17. Reservation required call (518) 320-2649. 11:30 a.m. at Guilderland Elks Lodge, 3867 Rte. 146 (Carman Road) in Schenectady, 12303

Open House at Bradt-Oliver House. Observe archeological excavation practices at the Bradt-Oliver house and learn about local history in the Town of Bethlehem. 10 a.m. to 2 p.m. 246 Van Dyke Road, Delmar, 12054

The Albany Figure Skating Club. This event will feature figure skaters from all over the Capital District in solo, group and synchronized skating performances. Cost $5 per person and free for children 5 and under. 12 to 2:30 p.m. at Bethlehem YMCA (900 Delaware Ave., Delmar.

Bonfire at Switzkill Farm. (Rescheduled from Nov. 26). We’ll have guided hikes in the daylight followed by a bonfire at the shale pit with music, storytelling, and a drum circle. 2 to 6 p.m.  at Switzkill Farm 165 Game Farm Road Berne, 12023

Webinar: Native Plant Landscaping with Sandra Walck Garden Design.  Learn how to reduce the amount of labor and resources necessary to maintain your home landscape. Reservation required. Call 518-456-0655 or visit www.AlbanyPineBush.org/events  7 p.m. to 8 p.m. via zoom

Pine Bush Pups Walk: Sleeping, Sleeping All Winter Long.  We will explore hibernation on a short hike and learn what hibernation means and which animals of the Pine Bush hibernate. Reservation required. Call 518-456-0655 or visit www.AlbanyPineBush.org/events. 10 a.m. at 95 New Karner Rd #1, Albany, 12205