TY - CONF T1 - Abrupt vegetation changes in tropical South America over the last 120,000 years T2 - EOS Abstracts, 2006 Ocean Sciences Meeting Y1 - 2006 A1 - Hughen, K. A. A1 - Drenzek, N. A1 - Bice, M. A1 - Eglinton, T. I. JF - EOS Abstracts, 2006 Ocean Sciences Meeting CY - Honolulu, HI N1 - id: 1078 ER -