Assertion: bolivia's system | /r/MadeOf | three large basins
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text: The hydrographic system consists of three large basins: the Amazon Basin which measures approximately 724,000 km2 and covers 66% of Bolivia's territory; the closed (endorheic) basin, which measures 145,081 km2 or 13% of the territory; and the Rio Plata Basin, which covers 229,500 km2 or 21% of the nation's territory.