Theory says that meltwater produced in shear margins of Antarctic ice streams may be of similar magnitude to other melt sources. From @meghana_ir of @GeorgiaTech, presented by @MITglaciology
ROV @IcefinRobot sees strong stratification, high heat content, grounding line bedforms, and huge crevasses at the Thwaites grounding zone. From Peter Washam and Britney Schmidt of @CornellEAS at #WAISworkshop