The study was applied in two phases, results of the sample of experts in the second part of the study found opinions varied about the types or methods that should be adopted as sources of explicit knowledge, and that one of the most important approaches used in codifying knowledge was to enable explicit knowledge, collective tacit knowledge. It also resulted that knowledge management processes are considered of great importance as one of the solutions to these problems, and the most important elements of which lie in knowledge sharing, represented in: Encouraging workers with the environmental mission to provide their colleagues with technological expertise and knowledge that help exchange knowledge electronically. The most important elements of knowledge storage are : Documenting the existing knowledge of workers and experts and facilitating access to it by workers within the organization through the use of administrative and geographic information systems.