Fig. 3From: The assessment of climatic, environmental, and socioeconomic aspects of the Brazilian CerradoBiplot resulting from two PC-based PCA. The colors of the arrows represent the contribution (in %) of each variable evaluated for PC1 and PC2 over the Brazilian Cerrado. The x and y axes correspond to the degree of relationship of each PCA resulting correlation analysis. In this instance, x and y refer to PC1 and PC2, respectively. These respective axes' values range from – 1 to 1Back to article page