a chain of high plateaus near the Guiana Highlands
a plains area in Northeast Colombia and western Venezuela
a hunting land between the Andes and the Brazilian Highlands
wide grasslands in Argentina
the line of elevation above which trees do not grow
an event in which the eastern Pacific Ocean is warmer and the climate is much wetter than normal
when Pacific waters are colder than normal
rock or sand layers that contain oil
South America's greatest mountain range
an elevated plain between the Andes' two great mountain ranges
ancient eroded highlands in southern Venezuela
highlands which extend inland along Brazil's southeastern coast
the world's largest river in volume
a semiarid landform south of the Pampas which stretches all the way to Tierra del Fuego
Tierra del Fuego
an island divided between Argentina and Chile
one of South America's great river systems, which drains the western Guiana Highlands and the Llanos, and empties into the Atlantic Ocean
the longest river in South America, which flows into the Rio de la Plata estuary between Argentina and Uruguay
Rio de la Plata
an estuary between Argentina and Uruguay
the driest region of South America, in northern Chile and southern Peru
small farms with poor land
an organization to expand trade, improve transportation, and reduce tariffs among member countries
ranchos, callampas, favelas
Venezuelan, Chilean, and Brazilian names for slums that surround major cities
when a country has no border on the ocean
the use of fear and violence as a political force
a native group of the Colombian Andes
South America's greatest early civilization
large estates spread across the Pampas
a country between two larger, more powerful countries
a tropical plant with starchy roots
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