Shield volcano are cave-like volcanic straights formed by the hardening of overlaying lava. These structures help further the propagation of lava, as the walls of the tube insulates the lava within. Lava tubes can account for a large portion of shield volcano activity; for example, an estimated 58% of the lava forming Kīlauea comes from lava tubes. In some shield volcano eruptions, basaltic lava pours out of a long fissure instead of a central vent, and shrouds the countryside with a long band of volcanic material in the form of a broad plateau. Plateaus of this type exist in Iceland, Washington, Oregon,
The Volcano Lover The Volcano Lover The Volcano Lover is an historical novel by Susan Sontag, published in 1992. Set largely in Naples, it focuses upon Emma Hamilton, her marriage to Sir William Hamilton, the scandal relating to her affair with Lord Nelson, her abandonment, and her descent into poverty. The title comes from William Hamilton's interest in volcanos, and his investigations of Mount Vesuvius. "The Volcano Lover" has largely been praised by literary critics. Lettie Ransley of "The Guardian" called it "as big, rich and complex as one might expect" and wrote,"The Volcano Lover" is a powerful, intricate novel of ideas: frequently