Erratum to: Environ Earth Sci DOI 10.1007/s12665-014-3723-6

The authors would like to correct errors in the original publication as detailed below.

The correct version of the author lists is given here:

Shahriar Mahdavi ∙ Abbas Afkhami

Shahriar Mahdavi

Department of Soil Science, College of Agriculture, Malayer University, Malayer, Iran

e-mail: smahdaviha@yahoo.com; sh.mahdavi@malayeru.ac.ir

Abbas Afkhami

Department of Analytical Chemistry, College of Chemistry, Bu-Ali Sina University, Hamedan, Iran