The College of Education for Pure Sciences discussed the evaluation of the impact of a number of environmental pollutants emitted from vehicle exhaust on some physiological variables for some groups exposed to them in the city of Kirkuk. The thesis aimed to determine the effect of some emitted gases such as sulfur dioxide, nitrogen dioxide, carbon dioxide and carbon dioxide, as well as some heavy metals such as lead and cadmium from vehicle exhausts on some blood components and the degree of acidity of rain in the city of Kirkuk. A clean alternative, such as electric and solar energy, instead of burning coal, not using nitrogen fertilizers rich in harmful oxides such as nitrogen dioxide gas, and being careful to reduce the spraying of insecticides by planes on farms and water marshes, as they pollute the air, soil and water, and not set fire to plastic and rubber waste, and be careful not to shed Gasoline when filling the car.