New paper finds Medieval Warming Period was ~1°C warmer than current temperatures

A paper published today in Palaeogeography, Palaeoclimatology, Palaeoecology finds that the Medieval Warming Period "was warmer than the late 20th century by ~1°C." The paper adds to the peer-reviewed publications of over 1000 scientists showing that the global Medieval Warming Period was warmer than the current warming period. 

Marine climatic seasonality during early medieval times (10th to 12th centuries) based on isotopic records in Viking Age shells from Orkney, Scotland

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• ^a University of North Carolina, Department of Geological Sciences, 104 South Road, CB #3315, Chapel Hill, North Carolina, USA
• ^b McDonald Institute for Archaeological Research, University of Cambridge, Downing Street, Cambridge, CB2 3ER, UK

• Received 1 March 2012. Revised 2 July 2012. Accepted 8 July 2012. Available online 15 July 2012.

Read more: http://hockeyschtick.blogspot.com.au/2012/07/new-paper-finds-medieval-warming-period.html