The chemistry of continental waters 141

5.1 Introduction 141

5.2 Element chemistry 142

5.3 Water chemistry and weathering regimes 145

5.3.1 Alkalinity, dissolved inorganic carbon and pH buffering 151

5.4 Aluminium solubility and acidity 155

5.4.1 Acidification from atmospheric inputs 156

5.4.2 Acid mine drainage 156

5.4.3 Recognizing acidification from sulphate data - ternary diagrams 159

5.5 Biological processes 161

5.5.1 Nutrients and eutrophication 163

5.6 Heavy metal contamination 170

5.6.1 Mercury contamination from gold mining 170

5.7 Contamination of groundwater 174

5.7.1 Anthropogenic contamination of groundwater 176

5.7.2 Natural arsenic contamination of groundwater 178

5.8 Further reading 180

5.9 Internet search keywords 180

0 0

Post a comment