Bioaccumulation of As, Cd, Cu, Fe and Pb in wild grasses affected by the Aznalcóllar mine spill (SW Spain).

@article{Madejn2002BioaccumulationOA,
  title={Bioaccumulation of As, Cd, Cu, Fe and Pb in wild grasses affected by the Aznalc{\'o}llar mine spill (SW Spain).},
  author={Paula Madej{\'o}n and Jose M. Murillo and Teodoro Mara{\~n}{\'o}n and Francisco Mata Cabrera and R{\'u}ben L{\'o}pez},
  journal={The Science of the total environment},
  year={2002},
  volume={290 1-3},
  pages={105-20}
}
The collapse of the tailing dam in the Aznalcóllar pyrite mine (SW Spain) occurred in April 1998 and affected approximately 4300 ha along the Agrio and Guadiamar valleys. An urgent soil cleaning up and remediation programme was started just after the accident. Eighteen months later, mineral nutrients and trace elements concentration in soil and two wild grasses--Cynodon dactylon and Sorghum halepense--have been studied. Three types of conditions are distinguished: (a) unaffected soils (control… CONTINUE READING