Figure ES.1 Marginal emission reduction costs for the global energy system, 2050

Source: IEA, Energy Technology Perspectives 2008 :
 Scenarios and strategies to 2050, Executive Summary. (2008), p. 3

Energy Technologies Scenarios to 2050

Figure ES.1 Marginal emission reduction costs for the global energy system, 2050

Figure ES.2 Comparison of the World Energy Outlook 2007 450 ppm case and the BLUE Map scenario, 2005- 2050

Figure ES.3 Additional investment in the electricity sector in the ACT Map and BLUE Map scenarios (compared to the Baseline, 2005- 2050)