Record Recording (IMAGE) NASA/Goddard Space Flight Center Caption Calculated using ERA-Interim record, this figure shows (a) the number of distinct winter warming events each season, (b) the average duration of winter warming events each winter, and (c) the maximum duration of any winter warming event during a given winter, for the North Pole (red) and Pacific Central Arctic (blue) domains. Credit Robert Graham / American Geophysical Union Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.