A linked lake system beneath Thwaites Glacier, West Antarctica reveals an efficient mechanism for subglacial water flow.

Benjamin Eaton Smith, University of Washington Seattle Campus, Seattle, WA, United States, Noel Gourmelen, University of Edinburgh, School of GeoSciences, Edinburgh, EH9, United Kingdom, Alexander Huth, Applied Physics Laboratory University of Washington, Seattle, United States and Ian R Joughin, Applied Physics Laboratory University of Washington, Seattle, WA, United States