This United Nations Environment Programme (UNEP) report aims to summarize current knowledge on the links between environment, conflict and peacebuilding through thirteen field-based case studies. Based on its analysis, UNEP’s report draws three key conclusions for future UN peacemaking and peacebuilding operations: - Natural resources and the environment can be involved in all phases of the conflict cycle: from contributing to the outbreak and perpetuation of conflict and to spoiling the prospects for peace. The way that natural resources and the environment are governed has a determining influence on peace and security.