Fig. 1: Summary of relevant geographical and geochemical data.
From: Cold spells in the Nordic Seas during the early Eocene Greenhouse
a current geographic map of the study area. b Paleogeographic reconstruction of the North Sea Basin and surrounding regions, made using the paleomagentic reference frame15; NAIP and other details from Jones et al.18. c Position of Fur Formation (+19 horizon), in relation to the Eocene hyperthermals53, stable C- and O- isotope records55, and reconstructed pCO254. Geological timescale of Ogg et al.85.
