City
8:05 a.m. Michael Bloomberg appears on The John Gambling Show on WOR Radio.
9 a.m. to 4 p.m. A conference called "Imagining Tomorrow: Meeting Energy Demands in a Carbon Constrained World" will be held at Columbia University, Alfred Lerner Hall, Roone Arledge Auditorium.
12 p.m. Willets Point United holds garbage cleanup as protest against the city's neglect. Begins front of Crown Container, 126-46 34th Avenue.
12 p.m. Annual ceremony to remember the Triangle Shirtwaist Factory Fire. At the corner of Washington Place and Greene Streets, Manhattan.
Elsewhere
9:05 a.m David Paterson is interviewed live on N.P.R.'s Tell Me More.
9:30 a.m. Jim Tedisco kicks off "Miles for Middle Class" tour at the Worcester White House Inn-Main Street Café, 151 Main Street, Worcester.
1:00 p.m. Michelle Paige Paterson delivers the keynote address at the Larchmont-Mamaroneck League of Women Voters Luncheon, Davenport Country Club, 600 Davenport Avenue, New Rochelle.
7 p.m. Representative Eric Massa announces the winners of the Congressional Art Contest, Yates County Art Gallery, 119 East Elm Street, Penn Yan.
