Review on heavy metals contamination in the environment.

Abstract

Review was made on heavy metals, the various organs that they affect in human body, their sources, effects and control. Heavy metals that are of environmental importance include cadmium, lead, arsenic and mercury. The various sources of these metals in the environment include mining, industry, exhaust fumes of vehicle, soil, food, water and so on. These metals affect various organs in human body such as kidney, central nervous system, gastrointestinal tract, lungs, liver and so on. So in other to experience safety of living in the environment, the way these metals are released in to the environment should constantly be monitored and controlled. And there should be remediation for heavy metals in contaminated soils.