Leia em português. PARAUAPEBAS, Brazil — On a dirt road that cuts through the Rio Novo settlement in the southeast of Pará state, battered motorcycles carry small loads of organic food to sell in the city, while passing trucks loaded with minerals for export. Parauapebas, Brazil’s so-called “mining capital,” hosts numerous rural worker communities, including the 5,000 families of Terra e Liberdade, the largest landless encampment in Brazil. Th…