Resume:

After analyzing the investments made by the German company Enercon GmbHi, a traditional wind turbine manufacturer, which bought Capisa Farm with more than 21,000 hectares of land in Pio IX in the south of the state for the construction of a wind farm, Helena Chung, an analyst of Bloomberg New Energy Finance, said that Piauí is the new frontier for the wind energy market in Brazil. 

Source: CERNE: http://cerne.org.br/piaui-e-a-nova-fronteira-para-o-mercado-de-energia-eolica-no-brasil/