Rangeland in regions too dry to support a forest, but not dry enough to be a desert. Pampas are the fertile South American lowlands that include the Argentine provinces of Buenos Aires, La Pampa, Santa Fe, Entre Ríos and Córdoba, most of Uruguay, and the State of Rio Grande do Sul, in the southernmost end of Brazil covering more than . These vast plains are only interrupted by the low Ventana and Tandil hills near Bahía Blanca and Tandil (Argentina), with a height of and respectively. The climate is mild, with precipitation of to , more or less evenly distributed through
Union of South American Nations day, this agreement remains more a protocol than a current project, since Chile and Brazil are already building LNG terminals for Gas from external suppliers. Presidents of the seven founding countries (Argentina, Bolivia, Brazil, Ecuador, Paraguay, Venezuela and Uruguay) officially launched the South American Bank in Buenos Aires in December 2007. The heads of all the founding countries were at the ceremony, with the exception of President Tabaré Vázquez of Uruguay. The capital will be US$7b, with Venezuela responsible for US$3b and Brazil US$2b. The headquarters will be located in Caracas with offices in Buenos Aires and La Paz. The