Remediation Technologies of Soil Contaminated by Heavy Metals:A Review

The environmental safety of soil has become severe in China with the boost of industrialization and urbanization.In this work, on the basis of investigating the status of soil contaminated in China, the remediation technologies, including physical remediation, chemical remediation and biological remediation were focused. The remediation principles, strong and drawback, developing trend were reviewed in order to supply reference to the study in this field.