Fig. 8: Climate, mammoth population and mastodon population changes through time in the Great Lakes (GL) region.

Annual NGRIP oxygen isotope (δ18O) record with temporal uncertainty re-projected into the measurement domain (top) and Radiocarbon-dated Event Count Ensembles (RECEs) for mammoth and mastodon for the Great Lakes region (bottom). For more details see Fig. 5 caption.