Ferrocarriles Argentinos The only rail line catalogued as "profitable" was the Constitución-Mar del Plata section. On March 10, 1993, president Menem signed the decree for which all the long distance passenger services were definitely closed. Some of the provinces that lost their connection with Buenos Aires were Salta, Jujuy, Entre Ríos, Corrientes, Misiones, Mendoza, San Juan, San Luis, Catamarca and La Rioja. The closure caused many villages became isolated from the main cities of Argentina and younger inhabitants departured from their born towns looking for better opportunities. This happened in cities such as La Banda, Laguna Paiva, San Cristóbal, Navarro, Las Marianas
Formosa Province up to 45 °C The tropical weather is characterized with uniform annual rains in the east (1000 mm annual), while in the rest of the country winter is a drier season (80 mm). The humidity variation results in the jungle vegetation on one side, and the Chaqueño forest in the other. The limit with the Salta Province is known as the "Impenetrable" ("Impenetrable"). Formosa's protected areas are the Río Pilcomayo National Park and the Formosa National Reserve. Coincidentally, part of the province is the antipode to northern Taiwan, which was also known as "Formosa". (Taiwan was named "Formosa" by European