“…164,166 Likewise, in Latin America, the population of various countries, including Argentina, Bolivia, Brazil, Chile, Colombia, Cuba, Ecuador, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, Peru, and Uruguay 15, 143,144,[147][148][149]152,154,156,157,163,180 are facing problems with As contaminated water too (see Table 3). Arsenic pollution is mainly due to natural resources, 181 and is particularly serious in Argentina, Chile, and Mexico. 182 In North America, contents of up to 2600 mg L −1 have been reported.…”