This report is a legal, social and environmental analysis of the current situation that the Mesoamerican wild lands face on the 21st Century, revealing the multidimensional problems that the wild lands and the indigenous groups of Mesoamerica face. It?s fundamental to point out the magnitude of the tight relation between human and nature, which has formed over the years a unique cultural identity in different parts of Mesoamerica. This report addresses the challenges of the preservation of Mesoamerica?s wild lands in conjunction with the loss of cultural identity, for there?s an intrinsic connection between high biological value zones and high cultural value zones, both of them are at risk due to anthropogenic actions, reason enough to focus this paper on the various actions available to combat and mitigate environmental degradation with an axis vector, which is the legal protection accomplished trough effective regulation, emphasizing the high impact that can generate the proper implementation of legal models with a multicultural approach in protecting the wilderness and the cultural landscape with all the indigenous individuals actively implementing the diverse ancestral knowledge of the Mesoamerican ethnic plurality to ensure the perpetuity of wild lands and strengthen the bond with indigenous groups. The really work in the mesoamerica wilderness lands is create legal actions that require implementations with a multidisciplinary and multicultural approach, essential notes of a new environmental Corpus Juris in Mesoamerica.