Repositorios 307 Catálogos de Bibliotecas 284 Revistas 13

Argentina 417 Rivers 194 South America 179 Parana River 97 article 96 river 94 Animals 64 Buenos Aires [Argentina] 61 nonhuman 58 phytoplankton 57 Ciencias Naturales 52 Paraná River 49 wetland 48 algae 46 Wetlands 45 Late Holocene 42 Río de la Plata 42 water pollution 42 HISTORY 40 Water Pollutants, Chemical 40 river basin 40 water quality 39 Arqueología 38 Environmental Monitoring 38 Holoceno tardío 38 flooding 38 floodplain 38 river discharge 36 Rio de la Plata 33 Uruguay River 32