Figure_5.tif (596.35 kB)
Variation in carbon biochemical quality assessed by 13C CPMAS NMR.
figureposted on 2015-01-27, 02:45 authored by Giuliano Bonanomi, Guido Incerti, Gaspare Cesarano, Salvatore A. Gaglione, Virginia Lanzotti
Spectra refer to cigarette butts either undecomposed or after 720 days of decomposition in laboratory and field conditions. Insets in each spectra shows pictures of a cigarette butt at the corresponding decomposition stage.