Dicofol is an organochlorine pesticide used for variety of fruit, vegetable and field crops. Its harmfulness, solid impact and malignancy causing nature influenced the living and health conditions of people and therefore the antagonistic impacts of Dicofol should be controlled on individuals. Thus, it is vital to focus on the evacuation of its deposits. This book emphasis on synthesis, characterization, catalysis of ZnO and Copper doped ZnO nanoparticles for the removal of dicofol.