Environmental law enforcement is aimed at the return of the environment into an ecosystem in the sense that the environment lies in an order of environmental elements which is a whole-whole unity and influences each other in shaping the balance,stability,and environmental productivity.When the ecosystem is problematic because of pollution and environmental damage,so having their own characters,because enforcement of environmental law is a bit fairly complicated law enforcement because environmental law occupies a cross between the various fields of classical laws Seeing the increasing of widespread damages and environmental pullution the criminal sanction in law enforcement experiences an shirf from the priciple of ultimum remedium to prium remedium essential essence of primun remedium in enforcement of environmental criminal law,is that on enforcement of environmental law puts criminal sanction as the main choice with the aim to give more protection to the enviroment Keyword:primum remedium,enforcement,Environmental criminal law