It derives its legitimacy from the mitigation ambitions it advocates and the adaptation actions it defines in the sectoral and thematic strategies from which it emerges.Figure 1: Main strategies of Mauritania's social, economic, cultural and environmental (i.e. sustainable development) planning frameworkII- Updated CBD mitigation ambitions 2021-2030 Mauritania's updated CBD foresees a net reduction of GHG emissions on the economy scale of 11% in 2030 (green line) compared to the reference scenario (BAU, blue line) with the country's own resources supported by international support comparable to that received up to 2020.