Ecological sites are the basic entity used in rangeland health assessment. This study evaluates the synergistic use of multi- and hyper-spectral satellite imagery for sub-pixel classification of ecological sites in  semiarid ...

Ecological sites are the basic entity used in rangeland health assessment. This study evaluates the syn- ergistic use of multi- and hyper-spectral satellite imagery for sub-pixel classification of ecological sites in ...

Arid and semi-arid ecosystems in South America include several different habitats, such as the Peruvian and Atacama Deserts of the Pacific Coast, Monte Desert of central Argentina, Patagonian steppes, Chaco xeric woodlands, ...

Climate changes in southern South America and the Antarctic Peninsula during the Tertiary show a strong correlation with ocean warming and cooling events, which are in turn related to tectonic processes. During periods ...

The purpose of this contribution is to describe the sequence of physical and chemical processes resulting in the sediment-type named loess, a fine-grained sediment deposit of universal occurrence. Owing to historical causes, ...

Xenarthra (Mammalia) constituye un clado de mamíferos placentarios endémicos de la región Neotropical de América del Sur, con sus registros más antiguos provienentes del Paleoceno tardío/Eoceno temprano. Durante la mayor ...

47 plots (1000 m2 each) with agroforestry systems (AFS) were characterized based on the floristic composition and aspects of the vegetation structure. Statistical analyses (analysis of main components, conglomerates and ...

En este libro definimos la restauración ecológica como el esfuerzo práctico por recuperar de forma asistida las dinámicas naturales tendientes a restablecer algunas trayectorias posibles de los ecosistemas históricos o ...