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. 2018 Aug 29;4(8):eaat6773. doi: 10.1126/sciadv.aat6773

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Copyright © 2018 The Authors, some rights reserved; exclusive licensee American Association for the Advancement of Science. No claim to original U.S. Government Works. Distributed under a Creative Commons Attribution NonCommercial License 4.0 (CC BY-NC).

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Fig. 4 — Time series of cumulative heat input (MJ m⁻²) for the months of July to September into the NCS (see Fig. 2E). Shading indicates 1 SD based on variance over the region. Fractional sea ice concentration (note inverted axis) and SST (°C) averaged over the same area for the same months are also shown.