Annual rainfall 4 Atmospheric pressure 4 Brazil 4 Deforestation 4 El Nino-Southern Oscillation 4 Evaporation 4 Glycine max 4 Land Use 4 Land use 4 Land use change 4 Land-use change 4 Natural forests 4 Nickel Compounds 4 Nickel compounds 4 Northern basins 4 Paraguay 4 Paraguay Basin 4 Parana 4 Phase transitions 4 Plata Basin 4 Precipitation 4 Precipitation (chemical) 4 Precipitation trends Rain 4 Rio de la Plata 4 River discharge 4 River flow 4 Rivers 4 Stream Flow 4 Stream flow 4