Events for Tuesday, May 20, 2008

8:30 a.m. Christine Quinn addresses the Crain's breakfast; Crowne Plaza Times Square, 1605 Broadway.

10 a.m. Harrison Ford joins Guyanese President to launch awareness campaign on the role of forests as a cost-effective solution to climate change; Ambassador II Ballroom, The Westin New York at Times Square, 270 West 43rd St.

10:45 a.m. The National Audubon Society's Fifth Annual Women in Conservation Luncheon honors Bette Midler and Teresa Heinz Kerry; The Plaza.

11 a.m. Meeting of the New York Power Authority Board of Trustees; Clarence D. Rappleyea Building, 123 Main St., 16th Floor Boardroom, White Plains.

11 a.m. Wyclef Jean announces "Together for Haiti" emergency food relief alliance; Gansevoort Hotel, 18 Ninth Ave.

11 a.m. National Trust For Historic Preservation announces America's 11 most endangered historic places; Seward Park High School Auditorium, 350 Grand St.

Noon. ACORN members and Council Member James Gennaro join family facing foreclosure to call on State Senator Frank Padavan to pass foreclosure moratorium legislation; Home of Jocelyn Voltaire, 100-24 208th St., Queens Village.

All day. HBO showcases actual Florida voting machines used in the 2000 presidential election to promote its film, "Recount"; Union Square, 14th Street and Broadway.