translate English to French: Table 4 shows the overall CDM pipeline grouped according to project type.  The accumulated 2012 CERs are the total GHG reduction in the projects from the start or the crediting period until the end of 2012.
Parmi les sources d'énergie renouvelables figurent l'hydroélectricité, la biomasse, le vent, le biogaz, le solaire, la géothermie et le mouvement des marées.  Tableau 4