Iceland occupies a crucial place in the novel’s northern disaster geography: it is a destination Alban chooses when harbour seems more dangerous than open water, a nearby landmark in the path of a vast underwater avalanche, and one of the sparsely populated regions that escapes fatalities when the resulting tsunami reaches northern shores. Its significance lies less in a sequence of scenes on the island than in how the surrounding sea connects it to the collapse and its consequences.

Setting in the northern seascape

The novel sets Iceland within a maritime world shaped by the continental shelf, the slope beyond it, and the deeper basins. The shelf is the submerged continuation of the continents, generally no more than two hundred metres deep; beyond its edge, the seabed descends into depths that remain difficult for science to know. To the east, the North Sea is a relatively shallow body formed where the underwater margins around the British Isles and Scandinavia meet. Iceland, by contrast, figures in the narrative’s transition toward the deep waters and submarine terrain between the Faroes and the Icelandic Basin.

That geography is not merely a map in the background. In the chapter of the crisis set at sea, distance and visibility are unreliable: water and sky merge in the rain, while familiar landmarks disappear. The account emphasizes that a vessel near the edge of the continental shelf may be far from the platforms that mark more travelled northern waters. Iceland’s relevance emerges from this exposed, hard-to-read maritime setting, where a ship’s course and the shape of the seafloor can determine whether it avoids a catastrophe or lies in its path.

The route Alban chooses

As the slide develops, Jean-Jacques Alban recognizes that the Thorvaldson research vessel cannot safely seek a port. He orders a radio warning to Norway, Scotland, Iceland, and the other North Sea states, urging their coasts to be evacuated. His warning reflects the scale of the danger: the threatened area is not limited to the ship or the immediate slide site.

Alban then directs the vessel toward Iceland. The choice is tactical rather than a journey to the island: he understands that heading for harbour would be fatal and that the ship’s best chance is to reach open, deeper water as quickly as possible. The narrative later stresses that his decision to plot a course for deep water shows his understanding of the approaching danger. The Thorvaldson research vessel gets far enough out to sea to escape the tsunami, though the account does not say that it reaches Iceland.

The avalanche and the Icelandic Basin

The seabed failure spreads through a system of submarine terraces and channels. As the avalanche reaches the Faroe-Shetland Channel, terraces between Scotland and the Norwegian Trench have already been transformed into moving debris. One branch breaks west of the Faroe Islands and comes to a halt among the underwater banks surrounding the Icelandic Basin; another travels along the submarine mountain range between Iceland and the Faroes. The bulk of the slide surges down the Faroe-Shetland Channel, filling the basin that had absorbed the prehistoric Storegga Slide with an even larger avalanche.

These details place Iceland beside, but not simply in the path of, the underwater collapse. The branch that stops near the Icelandic Basin is distinct from the larger mass moving down the channel. The novel makes the terrain consequential: the underwater banks, ridges, and channels shape where debris travels and where it comes to rest. Yet the offshore slide’s comparatively inconspicuous beginning does not make its consequences small. Near the source, the water rises only slightly above the surface and the wave can go undetected in the storm; the danger becomes more evident as it reaches shallow water.

The tsunami and the island’s outcome

The tsunami spreads outward as the sinking slope displaces the sea. It reaches Iceland, Greenland, and Spitsbergen, extending the disaster beyond the coastal regions most closely associated with the North Sea. Iceland’s reported outcome is nevertheless sharply different from that of the densely settled surrounding region: along with Spitsbergen, it escapes fatalities because both areas are sparsely populated. This does not mean the wave fails to strike its shores; the account explicitly includes Iceland among the places hit. The distinction is between exposure to the wave and the human toll it exacts.

Across northern Europe, the aftermath is catastrophic. Coastal towns are ravaged or destroyed, the offshore oil industry ceases to exist, and hundreds of thousands of people die. The warning Alban sends names Iceland among the states whose coasts should be evacuated, while the later account of the tsunami identifies its shores among those struck. Together, those moments connect the island to both anticipation and aftermath: it belongs to the threatened geography even as its sparse population limits the reported loss of life.

Narrative significance

Iceland helps the novel represent the ocean as a connected physical system rather than a backdrop divided neatly by national borders. A ship’s attempt to survive, an avalanche’s movement through submarine channels, and a wave’s arrival on distant shores all belong to the same chain of events. The island’s name also marks the reach of communication and danger: Alban’s radio warning extends northward, while the wave travels outward from a collapse whose scale cannot be judged from the storm-darkened surface.

Its comparatively low human toll offers a measured contrast, not an escape from the disaster’s geography. Iceland is struck, but its sparse population means that the narrative records no fatalities there. That contrast gives the island a precise role in the catastrophe’s map: it is simultaneously a threatened coast, a reference point near deep-water routes, and one of the rare northern regions spared the mass loss of life that devastates more densely populated shores.