Correlation of widespread Holocene and Pleistocene tephra layers from Newberry Volcano, Oregon, USA, using glass compositions and numerical analysis

This article is in the special issue "Linking African Palaeoenvironments and Modern Environments: PAGES Workshop", which emerged from the PAGES supported Pan-Africa workshop on African palaeoperspectives: Linking the past to the present and the future, 19–20 July 2004, Nairobi, Kenya.