A conversation with Charles Platkin at 12:30 p.m. on The Wisdom of 90 Years: Dr. Marion Nestle on Food and Living Your Best Life. Registration is here.

Earth Day panel on “Earth to Table / Table to Earth.” It’s at the Chelsea Market, 75 9th Ave, 2:30-4:00, at the James Beard pop-up restaurant. Michel Nischan and Karen Karp are also on the panel, chaired by Mitchell Davis.