Polluted river in Aguas Formosas, Minas Gerais, Brazil

effluent stream polluted waters clean water act wastewater river safe drinking water dirty water conservation irrigation sewer water crisis water cleaning station water potable pollutant nature desalination pollution survival pipe buy water sell water mercury poisoning water plastic cup bacterium litter disease drink lead poisoning hazardous waste water sold in cups dirt thirst thirsty disaster smelly oil common good inequality social injustice emergency toxic commodity sickness water cup on a table coffee break privilege pot plant