A worker inside the Cuncas II tunnel that will link canals being built to divert water from the Sao Francisco river for use in four drought-plagued states, near the city of Mauriti, Ceara state, in Brazil.
A worker inside the Cuncas II tunnel that will link canals being built to divert water from the Sao Francisco river for use in four drought-plagued states, near the city of Mauriti, Ceara state, in Brazil.