Forthcoming other activities UNU-Cornell Symposium `` The African Food System and its Interactions with Health and Nutrition '' ( coorganized by the United Nations University Office in New York ( UNU-ONY ) and Cornell University , in partnership with United Nations Children 's Fund , the World Food Programme , the World Health Organization and the Office of the Special Adviser on Africa ) Tuesday , 13 November 2007 , from 9.30 a.m. to 5.45 p.m. in the Penthouse of the Dag Hammarskjöld Library .