Hughen K.A, Drenzek N., Bice M., Eglinton T.I.  2006.  Abrupt vegetation changes in tropical South America over the last 120,000 years. EOS Abstracts, 2006 Ocean Sciences Meeting. 

Drenzek N., Poussart P., Lima A.L, Hughens K., Reddy C., Eglinton T.I.  2006.  Investigating the temperoral relationship between the synthesis and sediment incorporation of vascular plant biomarkers using molecular level 14C analysis. EOS Abstracts, 2006 AGU Ocean Sciences Meeting. 

Drenzek N., Hughe K., Sessions A., Bice M., Eglinton T.I.  2006.  Western Atlantic intertropical convergence zone variability over the last full glacial cycle, Abstract. Eos Trans. AGU 87, Fall Meeting Suppl.. 

Hughen K.A, Drenzek N., Bice M., Eglinton T.I.  2005.  Millennial scale variability in tropical South American vegetation during the last glaciation. Eos Trans. AGU, 86(52), Fall Meeting Suppl..