Teresina
Teresina, city, capital of PiauĆ estado (state), northeastern Brazil. The city lies along the ParnaĆba River (there bridged to Timon in MaranhĆ£o state), 220 miles (354 km) upstream from the Atlantic port of ParnaĆba. Founded in 1852 as the new capital of PiauĆ, it was originally named Therezina for the Brazilian empress Teresa Cristina. Since then, it has become the chief commercial centre of the middle ParnaĆba River valley and has textile plants, sugar refineries, distilleries, soap factories, and sawmills. Teresina exports cattle, hides, goat skins, carnauba wax, babassu palm oil, feijĆ£o (beans), rice, cotton, and cassava (manioc). The city boasts a sizable football (soccer) stadium.
To alleviate the areaās annual six-month drought, the Brazilian government has dug wells and built dams to trap water during the rainy months to keep the waterways flowing during arid times. A highway and a railroad lead to SĆ£o LuĆs, 200 miles (320 km) northwest. Shallow-draft riverboats can navigate northward to ParnaĆba, and the city has a commercial airport. Pop. (2010) 814,230.