Contaminated Soil

Contaminated soil is a threat for the human being for their existence in the world. There are many places where the soil is being contaminated for various reasons. Soil contamination or soil pollution as part of land degradation is mainly caused by the presence of xenobiotic that are human-made chemicals or other alteration in the natural soil environment. It is basically caused by industrial activity, agricultural chemicals, or improper disposal of waste or some petroleum imitation. There are many chemicals and the most common chemicals involved are petroleum hydrocarbons, polynuclear aromatic hydrocarbons, solvents, pesticides, lead, and many other heavy metals.