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Chaco Austral,


Chaco Boreal,


Chaco Central,


Chaco War:

see Gran ChacoGran Chaco
or Chaco,
c.250,000 sq mi (647,500 sq km), extensive lowland plain, central South America. It is sparsely populated and is divided among Paraguay, Bolivia, and Argentina. Some of the highest temperatures in the southern continent are reached there.
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The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.



a province in northern Argentina, in the basin of the Paraná and Bermejo rivers. Area, 99,600 sq km. Population, 566,600 (1970). The capital of Chaco is the city of Resistencia. Chaco is a major cotton-growing region. Livestock are raised for meat. Industry includes quebracho lumbering and the production of tanning extract.

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.
References in periodicals archive ?
Using a variety of public and private libraries and collections, literary and student magazines, scientific and agricultural journals, school textbooks, newspapers, songs, poems, plays, postcards, and missionary reports, Chesterton describes how nationalism fueled Paraguay's ascent into conflict with Bolivia over the Chaco Boreal. Early twentieth-century Paraguayan scientists and naturalists made studies of the country's western Chaco frontier in an effort to incorporate the region into eastern Paraguay.
Along with scientists and naturalists, religious groups entered the Chaco Boreal through the consent and support of the Paraguayan government.
Forty-nine years later, interest in maintaining physical possession of the Chaco Boreal explored by Dr.
Interpretacion preliminar del medio fisico y de la vegetacion del Chaco boreal. Contribucion al estudio de la flora y de la vegetacion del Chaco.