Geography of South America world by drainage area—the Amazon River and the more southerly Paraná River. The other major river of this central lowland is the Orinoco River, which has a natural channel linking it with the Amazon. Most of this central lowland is sparsely populated because the soils are heavily leached, but in the south is the very fertile pampas of Argentina—one of the world's major food-producing regions where wheat and beef cattle are pre-eminent. The natural vegetation of the northern lowlands are either savanna in the northern "llanos" and southern "campos", or tropical rainforest throughout most of the Amazon basin. Efforts to
Rugby union in Uruguay in South America after Argentina at 18th in the world. The team plays almost all of its home games at the 14,000-capacity Estadio Charrúa in Montevideo, typically drawing about 11,000 for international fixtures. Uruguay has made a name for itself as the up-and-coming rugby nation of the Americas. Its wins of 67–3 over Paraguay and 14–6 over Chile in the qualifiers for the 1995 Rugby World Cup ensured that its place as the No. 2 nation in South American rugby was assured. In the same competition, they managed to hold mighty Argentina, the most successful rugby nation of the Americas,