The 42nd session of the Executive Office of the Arab Ministers in Charge of Environment Affairs was held at the headquarters of Arab League here today. The session was chaired by Prince Turki bin Nasser bin Abdulaziz, the General President of Saudi Arabian Meteorology and Environmental Protection, who is also the President of the Executive Office of the Arab Ministers in Charge of Environment Affairs. During the two-day session, a number of issues pertaining to environment will be discussed.