The College of Engineering at the University of Basra held a scientific lecture on traffic and traffic lights in smart cities. The lecture dealt with the lecturer, Prof. Dr. Abdel Azim Abdel Karim, on the most important causes of death, as traffic accidents are considered one of the most important of these causes in most countries of the world, according to the World Health Organization, traffic accidents are the eighth cause It is expected that this cause will rise to be the fifth cause of death by the year 2030, and that the only way to reduce these accidents is to adopt smart road systems. Roads and intersections.