 Convinced that urgent investments in power generation were required so that the country would not face a general blackout in 2009, Rousseff entered in a serious clash with then Minister of Environment, Marina Silva, which defended the embargo on several construction sites, concerned with the ecological imbalance that they could cause.Dirceu had to create a team of mediators between the two ministers in order to try to resolve their disputes.A close friend of Lula, Pinguelli was appointed as president of Eletrobrás, and found himself at odds with Rousseff on several occasions, considering an early resignation once.