Algeriaâ€TMs mitigation contribution is described in the table below: Type of NPC: Relative reduction compared to a Business as Usual (BaU) reference scenario Implementation period: 2021 â€“ 2030 Methodological approach: Combined approach: Bottom-up for sectors and Top-Down for national targets Sectoral coverage: Energy (Production, Transport, Building, Industry); Industrial processes; Agriculture, Forestry and Land Use; Waste.