The Puna de Atacama or Atacama Plateau''Atacama Plateau''
article at the ''

Encyclopædia Britannica The (Latin for "British Encyclopædia") is a general knowledge English-language encyclopaedia. It is published by Encyclopædia Britannica, Inc.; the company has existed since the 18th century, although it has changed ownership various t ...

'' website is an arid high

plateau In geology and physical geography, a plateau (; ; ), also called a high plain or a tableland, is an area of a highland consisting of flat terrain that is raised sharply above the surrounding area on at least one side. Often one or more sides ...

, in the

Andes The Andes, Andes Mountains or Andean Mountains (; ) are the longest continental mountain range in the world, forming a continuous highland along the western edge of South America. The range is long, wide (widest between 18°S – 20°S ...

of northern

Chile Chile, officially the Republic of Chile, is a country in the western part of South America. It is the southernmost country in the world, and the closest to Antarctica, occupying a long and narrow strip of land between the Andes to the eas ...

(15%) and

Argentina Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the List of South American countries by area, second-largest ...

(85%).Historia de la relacciones exteriores de la Argentina

Geomorphologist Geomorphology (from Ancient Greek: , ', "earth"; , ', "form"; and , ', "study") is the scientific study of the origin and evolution of topographic and bathymetric features created by physical, chemical or biological processes operating at or ...

Walther Penck Walther Penck (30 August 1888 – 29 September 1923) was a geologist and geomorphologist known for his theories on landscape evolution. Penck is noted for criticizing key elements of the Davisian cycle of erosion, concluding that the process ...

based his ''Grossfalt''

landform A landform is a natural or anthropogenic land feature on the solid surface of the Earth or other planetary body. Landforms together make up a given terrain, and their arrangement in the landscape is known as topography. Landforms include hills, ...

association on Puna de Atacama.

Geography

The plateau's elevation averages above sea level, and it spans an area of . In Argentina, Puna's territory is extended in the provinces of Salta,

Jujuy San Salvador de Jujuy (), commonly known as Jujuy and locally often referred to as San Salvador, is the capital and largest city of Jujuy Province in northwest Argentina. Also, it is the seat of the Doctor Manuel Belgrano Department. It lies ne ...

, and western Catamarca. In Chile, it is included in the regions of

Antofagasta Antofagasta () is a port city in northern Chile, about north of Santiago. It is the capital of Antofagasta Province and Antofagasta Region. According to the 2015 census, the city has a population of 402,669. After the Spanish American wars ...

and north-eastern

Atacama The Atacama Desert ( es, Desierto de Atacama) is a desert plateau in South America covering a 1,600 km (990 mi) strip of land on the Pacific coast, west of the Andes Mountains. The Atacama Desert is the driest nonpolar desert in the w ...

International borders

Before the

War of the Pacific The War of the Pacific ( es, link=no, Guerra del Pacífico), also known as the Saltpeter War ( es, link=no, Guerra del salitre) and by multiple other names, was a war between Chile and a Bolivian–Peruvian alliance from 1879 to 1884. Fought ...

(1879–1883), the region belonged to

Bolivia , image_flag = Bandera de Bolivia (Estado).svg , flag_alt = Horizontal tricolor (red, yellow, and green from top to bottom) with the coat of arms of Bolivia in the center , flag_alt2 = 7 × 7 square p ...

. In 1898, it was ceded to Argentina in exchange for recognition of

Tarija Tarija or San Bernardo de la Frontera de Tarixa is a city in southern Bolivia. Founded in 1574, Tarija is the largest city and capital and municipality within the Tarija Department, with an airport ( Capitán Oriel Lea Plaza Airport, (TJA)) off ...

as part of Bolivia. Chile, which had annexed the Litoral Province from Bolivia, declared the exchange illegal. The border was defined in 1899 after the

Puna de Atacama dispute The Puna de Atacama dispute, sometimes referred to as Puna de Atacama Lawsuit (Spanish: ''Litigio de la Puna de Atacama''), was a border dispute involving Argentina, Chile and Bolivia in the 19th century over the arid high plateau of Puna de Atac ...

. Of the 75,000 km² in dispute, 64,000 (85%) were awarded to Argentina and 11,000 (15%) to Chile.

References

Plateaus of the Andes Atacama Desert Plateaus of Argentina Plateaus of Chile Landforms of Argentina Landforms of Antofagasta Region Landforms of Atacama Region Landforms of Salta Province Landforms of Jujuy Province Landforms of Catamarca Province Natural regions of South America Puna de Atacama {{chile-geo-stub

Geography

International borders

See also

References