Estimates of Arctic land surface temperatures during the early Pliocene from two novel proxies

• Published in: Earth and Planetary Science Letters
• Main Authors: Csank, A.Z. (Adam Z.), Tripati, A.K. (Aradhna K.), Patterson, W.P. (William P.), Eagle, R.A. (Robert A.), Rybczynski, N. (Natalia), Ballantyne, A.P. (Ashley P.), Eiler, J.M. (John M.)
• Format: Article in Journal/Newspaper
• Language: English
• Published: 2011
• Subjects: 'clumped' isotopes; Arctic; Oxygen isotopes; Palaeoclimate; Pliocene; Ellesmere Island; Beaver Pond
• Online Access: https://ir.library.carleton.ca/pub/23166; https://doi.org/10.1016/j.epsl.2011.02.030

During the Pliocene (2.6 to 5Ma ago) atmospheric CO2 levels have been estimated as similar to or slightly above present levels (Tripati et al., 2009; Pagani et al., 2010), and yet Earth's climate was considerably different. Recent evidence suggests that although global temperatures were 2-3°C w...