This episode's headline: Rights Rollback?; Clearing the Air; Old World - New World. The guests include CHARLES FRIED, Former Solicitor General; ELEANOR HOLMES NORTON, Georgetown University; WILLIAM REILLY, EPA Administrator; ESSAYIST: ROGER ROSENBLATT; CORRESPONDENT: JUDY WOODRUFF. Byline: In New York: ROBERT MacNeil; In Washington: JAMES LEHRER