It has always been a difficult question for the State to ensure effective decision-making processes for instances where public participation is considered to be a requirement. This question might be even more essential when it comes to disputes concerning large-scale projects with environmental impact. When the public is affected by such project, the contractor must be really prudent, otherwise high number of litigation may be initiated afterwards. The very special form of mediation, the so-called environmental mediation may offer a solution to this problem, by allowing all participants to meet and discuss every crucial issues related to projects described above. It is also important to emphasize that not the same requirements apply to environmental mediation and to other civil law related mediation procedures. The aim of environmental mediation would not be less than to improve the quality of public bodies’ decisions.