Environment of the place we survive have been affected by warfare. According to Environment disaster, visibly we can see, there were many countries suffered to varying degree of environment disaster. War and the environment quotes from a medical expert saids" The complex mixture of contaminants found on many military sites is dynamically moving through the environment".With the progress of the science and high technologies the application of military field, especially weapons of mass destruction appear constantly, the modern war cuased environmental pollution that difficult to measure, entail no end of trouble. The war in Irag about the water in this area and drinking water has been caused destruction and pollution,caused water crisis.