“Jazz Lunch” Free performances at Bogardus Plaza, Hudson Street, between Chambers and Reade, Wednesdays in October, 12:30 to 2 pm., presented by Friends of Bogardus Plaza.

Lower Manhattan’s next chapter A panel of leaders in planning, culture, business, and community development explore the challenges that Lower Manhattan faces by climate change, economic transformation, and evolving civic life. Thursday, Oct. 22, 4 to 6 pm at the Wagner Pavillion Classroom, 20 Battery Pl. Go here for more information and to rsvp.

“What We  Have Learned: Art, Place, and Mass Trauma” is a discussion and exhibit at 3 World Trade Center with architect Miguel Arraiz, artist Todd Stone, and Clifford Chanin, 9/11 Memorial & Museum director. They will talk about the topic in the context of grief, memory, and the process of rebuilding. The event, on Thursday, Oct. 29. from 5 to 7 pm, takes place on the 71st floor, where Stone’s paintings of the World Trade Center, before, during, and after 9/11, are on display. Advance registration here is required. Above: “Fall-Memorial, 2019” by Todd Stone.

Remembering the original World Trade Center In its permanent collection, the Skyscraper Museum offers photographs, film, and models of the tTwin Towers, covering both its history and the rebuilding of the site after 9/11. A mural 25-feet long and 11-feet tall includes timelines, construction views and master plans.

Art from other planes of consciousness “Conduits of the Unseen: Women Artists Imagine Other Worlds” brings together 17 20th century artists whose other worldly influences included alternate realities, spirits, cosmic forces, and more. The exhibition is anchored by the work (including the above painting) of Paulina Peavy, an artist known for channeling her inspiration through a spirit guide. Sept. 9 to Oct. 31 at Andrew Edlin Gallery, 292 Broadway, 2nd Floor.

China today At the China Institute, Stephen Roach, a leading economist and authority on China and the global economy, discusses “China’s Economy, America’s Risks—What Lies Ahead” with the institute’s director of programs, Susan Yuqing Feng on Thursday, Oct. 29, from 5:30 to 7:30 pm. Go here for more information and to buy tickets.