243-250 (8 pages) In the Andean Cordillera, natural grasslands above 2500 m are used for livestock ... units to foraging within a small catchment in the Andes of northwestern Argentina. Vegetation was ...

254-261 (8 pages) We studied the seed bank and above-ground vegetation in a replicated field experiment with sites ungrazed for 22 years as well as three different grazed sites in seminatural ...

The result: their very own gentle hill, rolling up out of the flat Pampa grasslands of Argentina. "Here in Buenos Aires, it’s ...

Wildfires have consumed up to 250,000 hectares of land in northeast Argentina since January, local officials said Tuesday as ...