Ecological Archives E096-063-A1
Michael A. Urban, David M. Nelson, F. Alayne Street-Perrot, Dirk Verschuren, and Feng Sheng Hu. 2015. A late-Quaternary perspective on atmospheric pCO2, climate, and fire as drivers of C4-grass abundance. Ecology 96:642–653. http://dx.doi.org/10.1890/14-0209.1
Appendix A. Histograms of δ13C values of individual grains of grass pollen for samples from Lake Challa and Lake Rutundu.
Fig. A1. Histograms of δ13C values of individual grains of grass pollen for samples from Lake Challa.
Fig. A2. Histograms of δ13C values of individual grains of grass pollen for samples from Lake Rutundu.