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. 2021 Mar 16;12:1688. doi: 10.1038/s41467-021-21971-1

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Fig. 2 — a Daily lake surface temperature from the GLSEA at the thermistor location. b Water temperature time-series at the 110 m depth transect. c, d A zoomed surface and subsurface temperature record for 2008–2009, equivalent to the period highlighted in gray in a and b, indicating the 110 m overturn date, “O”, minimum temperature/date, “M”, and stratification temperature/date, “S”.