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Published by the Royal Society under the terms of the Creative Commons Attribution License http://creativecommons.org/licenses/by/4.0/, which permits unrestricted use, provided the original author and source are credited.
Global anomalous temperatures in °C compared to the 1961–1990 mean, showing dynamics for East Asia (red), Europe (blue) and South America (green). Major climate periods mentioned in text are labelled. Data from the PAGES project [25,26].