Article's subtitle: "Many active volcanoes can be found on the seabed within Norway's maritime borders. Some are now only a few metres below sea level. "<p>The first para mentions that it's west of Jan Mayen ( <a href="https://en.wikipedia.org/wiki/Jan_Mayen" rel="nofollow">https://en.wikipedia.org/wiki/Jan_Mayen</a> ).<p>So - not exactly high-value real estate. Even before you factor in the lush "above 70 degrees north, on the edge of the Greenland Sea" climate.