Extended Data Fig. 3: Ring-width measurements for the Gordion chronology and processing with ARSTAN79,80 and detrending to Standard Chronologies for the six different approaches used (see Fig. 1, Extended Data Figs. 5, 8a), each offering good correspondence with the data.
From: Severe multi-year drought coincident with Hittite collapse around 1198–1196 bc

Sample depth is shown under each figure element.