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Portugal has recently approved the National Energy Strategy and the National Action Plan over Renewable Energies, enjoying since 2008 of a National Action Plan on Energy Efficiency. Nowadays it is recognized that the international coordination of the energy policies among the countries is crucial to fight climate changes in line with the environmental concerns of societies. In this way, the article discusses the Portuguese energy strategies in the framework of global economic interdependencies. Adapted from the source document.

Climate changes, national security & energy dependence are deeply related questions, so energy security is on the top of the international agenda. This article starts to debate the idea of energy security, than examine the energy security & dependence on the European Union set, & finally compare Portugal & Sweden. Adapted from the source document.

Este artigo repassa a história e descreve a experiência acumulada em energia nuclear no Brasil, mostrando que as aplicações biomédicas, industriais e agrícolas desenvolveram-se bem no país, a partir dos anos 1950. Em seguida, o artigo demonstra que o país pode cobrir seu consumo de energia elétrica apenas com fontes renováveis de energia, sem recorrer a usinas nucleares de potência. Por fim, são analisados os argumentos comuns na imprensa, a favor e contrários às centrais nucleares, e são discutidos alguns aspectos comerciais e políticos do problema. São também examinadas as estratégias de vendas da indústria nuclear no Brasil. ; This article reviews the history and describes the experience on nuclear energy in Brazil, showing that nuclear technology applied to biomedical sciences, industry and agriculture has been largely developed in this country, from the year 1950 on. Then the paper shows that Brazil can cover its electricity consumption with only renewable energy sources, without nuclear power plants. Finally the arguments usually employed in the press, pro and against nuclear power plants are analyzed and some commercial and political aspects of the problem are commented. The sales strategy of the nuclear industry in Brazil is also commented.