Pagamento por Serviços Ambientais (PSA) – Análise de conceitos e marco regulatório

The air, water, wood and food are essential goods and environmental services to maintain life on earth and the other elements of the environment. Despite its crucial importance, this term is still not trivial and so little considered in economic decisions. Faced with this, it is necessary the theoretical survey about what would and classifications of such services, given that this is fundamental to the implementation of the payment methodology for environmental services, as this has taken on a growing importance in discussions around the environmentally sustainable development strategies in the world. Front of it, from the conceptual theoretical analysis in books, theses, dissertations, specialist periodicals and current Brazilian law, this work focused on presenting concepts definitions of what would be the environmental services to society and the precepts of the payment for ecosystem services (PES) tool in environmental management. With this extensive literature review can be seen that the PSA is already being developed in Brazil and abroad, with the purpose of managing public assets and this has been quite effective in addition to the command and control instrument in environmental management, already recognized in the country’s legal framework.