Erg (landform) and western Asia, and Central Australia. In South America, ergs are limited by the Andes Mountains, but they do contain extremely large dunes in coastal Peru and northwestern Argentina. They are also found in several parts of the northeast coast of Brazil. The only active erg in North America is in the Gran Desierto de Altar () that extends from the Sonoran Desert in the northwestern Mexican state of Sonora to the Yuma Desert of Arizona and the Algodones Dunes of southeastern California. An erg that has been fixed by vegetation forms the Nebraska Sandhills (). Sand seas and dune
Is Geography Destiny? Is Geography Destiny? Is Geography Destiny? Lessons from Latin America is a book written by John Luke Gallup, Alejandro Gaviria, Eduardo Lora and published by the Inter-American Development Bank (IDB), which documents an advanced step of the rediscovery of geography by economists initiated by Paul Krugman in the early 1990s, however in another, more deterministic direction. Inspired by the works of David Landes, Jared Diamond and Jeffrey Sachs, considered as “champions of the rediscovery of geography”, the book is the result of “a series of studies on the influence of geography on Latin American development”. It is part of the