The Studies and Research Center at Naif Arab University for Security Sciences has organized a seminar on "Traffic problems in Arab cities." Representatives of Ministries of Interior and Transport in Jordan, the United Arab Emirates (UAE), Bahrain, Tunisia, Saudi Arabia, Sudan, Syria, Palestine, Qatar and Yemen participated in the seminar. The participants of the seminar recommended the promotion of the system of the public transport and establishing a data center for means of public transportation in all Arab countries. The proposed center will be concerned with field studies pertaining to traffic problems.