Eldrett, James S.Harding , Ian CWilson, P.A.Butler, EmilyRoberts, Andrew2015-12-070028-0836http://hdl.handle.net/1885/20856The Eocene and Oligocene epochs (∼55 to 23 million years ago) comprise a critical phase in Earth history. An array of geological records supported by climate modelling indicates a profound shift in global climate during this interval, from a state thatKeywords: carbon dioxide; depositional environment; depositional sequence; Eocene; glaciation; ice cap; ice rafting; ice-rafted debris; Oligocene; paleoenvironment; sea ice; stratigraphy; article; atmosphere; concentration (parameters); Eocene; geology; glacier; gl200710.1038/nature055912015-12-07