Water Pollution in an Urban Argentine River.

This article presents information related to water pollution in the Urban Argentine River. Chemical stress in aquatic ecosystems is increasing. Water pollution assessment and its possible effects upon river biotic communities, is required for development of control and management strategies. The Matanza-Riachuelo, a temperate lowland river, is one of the most polluted rivers of Latin America, representing a risk for human health. Its mixed pollution derives from farming, grazing, and wastewater from domestic sewage and thousands of industries.