This paper aims to show the utility of the Social Accounting Matrix and Environmental Accounts (SAMEA). The article begins with the elaboration of the SAMEA for Spain in 2000, applied to water resources and to greenhouses gas emissions. The estimation has been made with official data of INE, integrating the environmental physical information, proceeding from the Accounts of the Water Resource and the Emissions to the Atmosphere, with the monetary information published by the National

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... This matrix is used as the central core of a multisectorial model of the economic and environmental performance, from which the "domestic SAMEA multipliers" are calculated. These multipliers show the impacts of different production activities on the economy and environment.