See 26 Saturday. Today: A walking tour of the Michigan Stadium (8:30 a.m., meet at gate 1) showcases its zero waste measures, and a Zero Waste Fall Festival (noon–3 p.m., Kiwanis Thrift, 100 N. Staebler), with live music TBA, games, crafts, refreshments, free clothing repair, and tours of the facility. 8:30 a.m., various locations. Preregistration required for each separate event at trashtalktour.org. Free; donations appreciated.