Argentina 78 Land use 58 land use 57 land use change 49 LAND USE 28 South America 27 article 27 Pampas 26 Aves 24 USO DE LA TIERRA 20 grassland 20 Forestry 18 climate change 17 controlled study 17 Land-use change 16 abundance 16 nonhuman 16 Land Use 15 Agriculture 14 agricultural ecosystem 14 biodiversity 14 bird 14 Ecosystem 13 Animals 12 Biodiversity 12 Buenos Aires [Argentina] 12 LAND USE CHANGE 12 LAND USES 12 anthropogenic effect 12 nature-society relations 12