赤水河流域岩石化学风化及其对大气CO2的消耗

安艳玲, 吕婕梅, 罗进, 吴起鑫, 秦立

Chemical Weathering and CO2 Consumption of Chishuihe River Basin, Guizhou Province

Yanling An, Jiemei Lü, Jin Luo, Qixin Wu, Li Qin

表1 赤水河流域河水主成分因子分析载荷矩阵

Table 1 Component loadings of the Chishui River Basin water chemistry calculated in terms of the principal component analysis

变量 因子1 因子2 因子3 公共性方差 Na+ 0.744 0.362 0.221 0.733 K+ 0.916 0.064 0.109 0.855 Mg2+ 0.818 0.354 0.095 0.802 Ca2+ 0.423 0.858 0.148 0.936 Cl- 0.788 0.305 0.028 0.714 S 0.195 0.959 -0.012 0.957 HC 0.858 0.226 0.030 0.787 SiO2 0.119 0.060 0.988 0.994 方差贡献率/% 45.586 25.775 13.374 84.734