Soil contamination especially heavy metal pollution was a severe problem.Many gove rnments and scholars were paying much attention to the remediation of heavy metal contamination in soil.

• 土壤污染是当今面临的一个严峻的问题,其中重金属污染尤为严重,因此重金属污染土壤的修复日益受到各国政府和学者的重视。