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**How to cite this article:** Smith, MM, Angot, H, Chamberlain, EJ, Droste, ES, Karam, S, Muilwijk, M, Webb, AL, Archer, SD, Beck, I, Blomquist, BW, Bowman, J, Boyer, M, Bozzato, D, Chierici, M, Creamean, J, D'Angelo, A, Delille, B, Fer, I, Fong, AA, Fransson, A, Fuchs, N, Gardner, J, Granskog, MA, Hoppe, CJM, Hoppema, M, Hoppmann, M, Mock, T, Muller, S, Müller, O, Nicolaus, M, Nomura, D, Petäjä, T, Salganik, E, Schmale, J, Schmidt, K, Schulz, K, Shupe, MD, Stefels, J, Thielke, L, Tippenhauer, S, Ulfsbo, A, van Leeuwe, M, Webster, M, Yoshimura, M, Zhan, L. 2023. Thin and transient meltwater layers and false bottoms in the Arctic sea ice pack—Recent insights on these historically overlooked features. *Elementa: Science of the Anthropocene* 11(1). DOI: https://doi.org/10.1525/elementa.2023.00025

**Domain Editor-in-Chief:** Jody W. Deming, University of Washington, Seattle, WA, USA

**Associate Editor:** Stephen F. Ackley, Department of Geological Sciences, University of Texas at San Antonio, San Antonio, TX, USA

**Knowledge Domain:** Ocean Science

**Part of an Elementa Special Feature:** The Multidisciplinary Drifting Observatory for the Study of Arctic Climate (MOSAiC)

**Published:** September 7, 2023

**Accepted:** July 24, 2023

**Submitted:** February 2, 2023

**Copyright:** © 2023 The Author(s). This is an open-access article distributed under the terms of the Creative Commons Attribution 4.0 International License (CC-BY 4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. See http://creativecommons.org/licenses/by/4.0/.