Heavy metals like arsenic (As) and cadmium (Cd) are present in the soil and taken up by crops. They occur in the environment naturally (as elements of the earth’s crust) and as a result of human activities.
Heavy metals like arsenic (As) and cadmium (Cd) are present in the soil and taken up by crops. They occur in the environment naturally (as elements of the earth’s crust) and as a result of human activities.



