From November of 2001 to January of 2002 a contaminated cistern that had collected rain water for the village of Santa Isabel do Ivaí Paraná, Brazil infected more than 600 people with a parasitic disease […]

From November of 2001 to January of 2002 a contaminated cistern that had collected rain water for the village of Santa Isabel do Ivaí Paraná, Brazil infected more than 600 people with a parasitic disease […]