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. 2018 Mar 19;6:e4508. doi: 10.7717/peerj.4508

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©2018 Roslund et al.

This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, reproduction and adaptation in any medium and for any purpose provided that it is properly attributed. For attribution, the original author(s), title, publication source (PeerJ) and either DOI or URL of the article must be cited.

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%-decrease of PAHs in the studied landscaping materials (mean ± SD): (A) Total PAH concentration. (B) Phenanthrene. (C) Fluoranthene. (D) Pyrene. (E) Chrysene. (F) benzo[b]fluoranthene.