Pampas in cities, as industrialization picked up after the 1930s. As a result, Argentina's history of immigration in Buenos Aires Province is typically associated with cities and urban life, unlike in Entre Ríos Province and Santa Fe Province, where European immigration took on a more rural profile. Pampas The Pampas (from the , meaning "plain") are fertile South American lowlands that cover more than and include the Argentine provinces of Buenos Aires, La Pampa, Santa Fe, Entre Ríos and Córdoba; all of Uruguay; and the southernmost Brazilian State, Rio Grande do Sul. The vast plains are a natural region, interrupted only
Mesopotamia, Argentina only a thin fertile layer that can easily be washed away. Corrientes is marshy and wooded, with low hills. Entre Ríos is covered with fertile pasture land stretching into Uruguay. The flora of Mesopotamia includes the yatay palm ("Syagrus yatay", "Butia yatay"), which is a protected species in the El Palmar National Park, and the "Araucaria angustifolia" (Paraná pine tree). Tree ferns, orchids and large trees can also be found. "Yerba mate" ("Ilex paraguariensis") is grown largely in Mesopotamia; 1,800 square kilometres of Misiones are devoted to its production. The region is also important for cattle and sheep, poultry, linseed,