Michael Chabon in Henry Jenkins; Wyn Kelley; Katie Clinton (2013). Reading in a Participatory Culture: Remixing Moby-Dick in the English Classroom. Teachers College Press. p. 146. ISBN 978-0-8077-5401-6.
Understanding how glacier sliding and iceberg calving contribute to loss in ice sheet models can improve predictions of global sea-level changes. This is hampered by the inaccessibility of a glacier's base and its calving front.