In addition, most faculties have student representative bodies. Resident students are represented by the Residents' Association of the University of Ottawa. More than 175 student organizations and clubs are officially accredited by the student union, covering interests such as academics, culture, religion, social issues and recreation. Many of them centre on the student activity centre. Two non-profit, independent student newspapers publish at the university. "The Fulcrum" publishes in English and is a member of the Canadian University Press, while "La Rotonde" publishes in French. Campus radio station CHUO-FM (89.1 FM), Canada's second-oldest, began broadcasting in 1984. The UOSU recognizes three fraternities; Sigma Chi, Sigma Alpha Mu and Omega Theta Alpha; and ten sororities, Delta Delta Delta, Alpha Phi, Nu Sigma Pi, Omega Phi Sigma, Sigma Beta Phi, Xi Delta Theta, Zeta Theta Xi, Theta Sigma Psi, Delta Phi Nu, and Kappa Beta Gamma.