Date of Publication :17th May 2018
Abstract: Scattered literature is harnessed to critically review the possible sources,chemistry,potential biohazards And best available remedial strategies for a number of heavy metals(pb,cr,As,Zn,Cd, Cu, Hg and Ni Commonly found in contaminated soils.The principle advantages and disadvantages of immobilization ,soil washing and phytoremediation techniques which are frequently listed among the best demonstrated available technologies for cleaning of heavy metal contaminated sites are presented .Remediation of heavy metals contaminated soils is necessary to reduce the associated risks ,make the land resource available for agricultural production enhance food security
Reference :
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- S.KHAN ,Q.CAO,Y.M.ZHENG.,Y.Z HUANG AND Y.G ZHU.
- GWRTAC
- T.A.KIRIPICHTCHIKOVA .AND MANY RENOWNED SCIENTISTS