whose shared aim is to investigate the evolution of the central Arctic Ocean during past warm and super-warm climate states and to better understand how major bathymetric structures — the Lomonosov Ridge [...] Alpha Ridge, and the Morris Jesup Rise and Spur — have influenced ocean circulation, sedimentation, and sea-ice conditions through time. The Arctic Ocean responds disproportionately strongly to global [...] archives are, however, lacking from large parts of the central Arctic Ocean, in particular from the so-called Last Ice Area (LIA) off northern and northeastern Greenland and along the Lomonosov and