Clearly, meeting this goal will entail stepping up the pace of short-term efforts to achieve the Millennium Development Goals as they are defined today. This is a necessary prerequisite to full implementation of a green and sustainable economic model, in terms both of social inclusion and of economic development. Consequently, it would not be USD 1.6 billion in grants that would have to be harnessed for Africa, but at least some 6 billion. Throughout the world, the amount currently wasted in the water sector through lack of efficiency was evaluated in a 2010 report by the World Bank and the French Development Agency at around USD 2.7 billion.