Satisfactorily to implement the postulates of Biosphere Reserve Seaflower in the Archipelago of San Andres, Providencia and Santa Catalina demands to conjugate national, regional and local efforts in order to surpass the complex economic and social situation untied in this zone of the country after the loss of competitiveness and benefits that the model of Free Port meant to him from 1953 and which they have let perceive itself from principles of the Nineties when Colombia adopted the economic opening like development policy, changes that have resulted in the deterioration of the natural resources and the atmosphere of the islands and finally in the quality of life of their inhabitants and that imposes to this zone of the national territory the challenge to reach the balance man - nature that implies the concept of Biosphere Reserve, category acquired by the Archipelago before UNESCO in the 2000. The absence of agreed economic model with geographic, space, social, cultural and environmental conditions of the Archipelago, together with factors like: (i) political national that does not know the particularitities and specificities of this zone of the country, (ii) interinstitutional lack of joint in the different levels from the public administration which they concur there, (iii) absence of operation of the Gobernacion Departamental like administrator of the regional public management, (iv) absence of effectiveness population policy to control their indiscriminate increase and (v) lack of social conscience of inhabitants as visitors of the islands with respect to the adapted use of their natural resources and its constitutional and legal obligations to participate in the management like executors or veedores, among other aspects, jeopardizes their development in order to reach the environmental sustainability.