traversed by the landmark rio - niteróibridge, guanabara bay
is of particular importance, as several urban centers are located
along its shores, including niterói,
săo
gonçalo, and
duque de caxias.
there are over 10,000 industries in the drainage
basin, in addition to two oil refineries along the shore of the bay
that are responsible for the processing of nearly 20% of the national
oil.