In this highly select position, under the Federal Ministry of Justice, Dr. Taques oversees environmental and criminal law. Dr. Taques, together with other Federal Attorneys of the Republic, is the author of key legal actions in defense of the environment in the states of Mato Grosso, Mato Grosso do Sul, Pará and Rondônio, with particular respect to Mega-Projects in these states, such as the Paraguay-Paraná Hidrovia, Araguaia-Tocantins and Tapajos-Teles Pires, as well as other projects of potential minor or major environmental impact, such as the Gasbol (Bolivia-Brazil gas pipeline). Previously, Dr. Taques served as an Attorney for the State of São Paulo. He is also a university professor and the author of numerous scholarly journal articles.