Within the activities of the Cultural Season in Environmental Research Center, the Assistant Lecturer Ahmed Safaa Abdalhasen conducted a seminar entitled " Source of environmental pollutants and how to limit them   "on Wednesday, 01/04/2015. There are many sources of pollutants have different effects on our daily life. Has been focusing on major pollutants greater importance in our environment, because of the negative risks to the community in this lecture focused on three types of pollutants namely air, water and solid waste. Where it was to clarify the effect of these pollutants and sources of occurrence and methods of limiting the possibilities possible for reducing the disadvantages of the environment and live a healthy environmental.