CO2- and temperature-controlled altitudinal shifts of C4- and C3-dominated grasslands allow reconstruction of palaeoatmospheric pCO2

This article appears in the special issue "Reconstruction and Modeling of Grass-Dominated Ecosystems", the papers in this collection were presented at the first Paleo-Grassland Research workshop (PGR 2000), held in Westbrook, USA from 1-3 June 2000. The workshop was co-sponsored by PAGES.