This article examines Faith-Based Security Actors: Churches, Mosques, and Community Safety in South Sudan: Lessons for Sub-Saharan Africa with a focused emphasis on South Sudan within the field of Environmental Science. It is structured as a original research article that organises the problem, the strongest verified scholarship, and the main analytical implications in a concise publication-ready format. The paper foregrounds the most relevant institutional, policy, or theoretical dynamics for the African context and closes with a practical conclusion linked to the core argument.