Optimize technology resources and allows to preserve the ecological diversity and the vital constants of the environment. It promotes a model of development that fit, adapts and becomes a symbiosis of technology more advanced and ecology. At the time that allows market run by itself and is accessible in the most necessary for all persons. We have the economic foundations of sustainable developments. Sustainable development Treaty for a Constitution for Europe in I-3, 3 article which refers to the definition and objectives of the European Union establishes that it will act in favour of sustainable development based on a social market economy. It aims to make compatible social progress with the quality of the environment, competitiveness and stability of prices. Its preamble states that it intends to move forward on the path of progress and prosperity for the sake of its inhabitants, without forgetting the weak and disadvantaged.

To achieve these goals are established a series of provisions which may be in rhetoric if not put some economic fundamentals that will make possible this framework of good intentions. During 1997 the Kyoto Protocol on emissions of CO2, was drafted in order to propose measures that reduce these emissions, with dangerous effects before a foreseeable climate change. In the Hague, in November 2000, the Summit climate, warning of the seriousness of the problem. It was noted the lack of a global point of view, before the priority of national and economic interests. The consensus of 180 countries for the reduction of carbon emissions, 8% for the European Union, between the years 2008 and 2012 was reached at the meeting of Morocco (November 2001). But in the same solution vitiate the results. For example allows the purchase of pollutants emission rights in exchange for external debt. In this way remain dimensions of pollution in developed countries and you are deprived of the possibility of progress to Nations with limited resources.