<item><hi format=bold>International disputes:</hi> short section of boundary with Argentina is in dispute; two short sections of the boundary with Brazil are in dispute—Arroyo de la Invernada (Arroio Invernada) area of the Rio Quarai and the islands at the confluence of the Rio Cuareim (Rio Quarai) and the Uruguay River
<item><hi format=bold>Climate:</hi> warm temperate; freezing temperatures almost unknown
<item><hi format=bold>Terrain:</hi> mostly rolling plains and low hills; fertile coastal lowland
<item><hi format=bold>Natural resources:</hi> soil, hydropower potential, minor minerals
<item><hi format=bold>Land use:</hi>
<list style=hang>
<item>• <hi format=ital>arable land:</hi> 8%
<item>• <hi format=ital>permanent crops:</hi> 0%
<item>• <hi format=ital>meadows and pastures:</hi> 78%
<item>• <hi format=ital>forest and woodland:</hi> 4%
<item>• <hi format=ital>other:</hi> 10%
</list>
<item><hi format=bold>Irrigated land:</hi> 1,100 sq km (1989 est.)
<item><hi format=bold>Environment:</hi>
<list style=hang>
<item>• <hi format=ital>current issues:</hi> NA
<item>• <hi format=ital>natural hazards:</hi> subject to seasonally high winds, droughts, floods
<item>• <hi format=ital>international agreements:</hi> party to—Antarctic Treaty, Biodiversity, Endangered Species, Environmental Modification, Hazardous Wastes, Nuclear Test Ban, Ozone Layer Protection, Ship Pollution, Wetlands; signed, but not ratified—Antarctic-Environmental Protocol, Climate Change, Law of the Sea, Marine Dumping, Marine Life Conservation