To evaluate the structure of bird communities throughout the South American Gran Chaco determining the effects of climate, geography and land use/land cover in bird beta diversity, as well as to understand the beta diversity processes underlying land use changes across broad spatial ranges.

中文翻译：

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剖析了南美大查科地区气候，地理和土地利用/覆盖物对鸟类多样性的影响

为了评估整个南美大查科地区鸟类群落的结构，确定气候，地理和土地利用/土地覆盖对鸟类β多样性的影响，并了解在广泛的空间范围内土地利用变化背后的β多样性过程。