Meet Your Watershed: Halloween Run Club with Patagonia

Sat · Oct 31·CanalSide Food + Drink at CambridgeSide · Cambridge

Cambridge Half Marathon takes place at CanalSide Food + Drink, CambridgeSide.

Sat · Oct 31·1 AM·MIT events calendar · Cambridge

Women's Openweight Crew competes against the Head of the Fish Regatta on Fish Creek in Saratoga Springs, NY.

Sat · Oct 31·1 AM·MIT events calendar · Cambridge

Men's cross country race versus NEWMAC Championships held at Smith College in Northampton, MA.

Sat · Oct 31·9:30 AM – 11 AM·Main Library — Fab Lab, The Hive · Cambridge

Sewing 101 (Main Library — Fab Lab, The Hive) — Learn machine setup, threading, straight stitches, tension and safety while making a drawstring bag, ages 18 and up.

Sat · Oct 24·9 AM – 12 PM·Cutler Park, 84 Kendrick Street, Needham, Massachusetts, 02494

Community volunteers remove invasive Bittersweet vines at Cutler Park, 84 Kendrick Street, Needham.

Thu · Nov 19·8 AM – 4 PM·The Cabral Center at Northeastern University, 40 Leon Street, Boston, Massachusetts, 02115

Scientists, resource managers, and advocates discuss expanding Charles River swims and restoring Lower Charles beaches at the Clean Charles Convening, Cabral Center.