1. Carr, G. M. & Neary, J. P. Water quality for ecosystem and human health. (UNEP/Earthprint, 2008).
2. Cabrera, F., Clemente, L., Barrientos, E. D., López, R. & Murillo, J. Heavy metal pollution of soils affected by the Guadiamar toxic flood. Science of the Total Environment 242, 117–129 (1999).
3. Razo, I., Carrizales, L., Castro, J., Díaz-Barriga, F. & Monroy, M. Arsenic and heavy metal pollution of soil, water and sediments in a semi-arid climate mining area in Mexico. Water, Air, and Soil Pollution 152, 129–152 (2004).
4. Dissananyake, J., Radella, P. & Ratnayake, W. Effect of concentrated water from reservoirs of high prevalence area for chronic kidney disease (CKDu) of unknown origin in Sri Lanka on mice (2012).
5. Jomova, K. et al. Arsenic: toxicity, oxidative stress and human disease. Journal of Applied Toxicology 31, 95–107 (2011).