... 254invertebrates 291giridium 2 81 iron 10 , 11 , 15 7 island arcs 20, 46, 82, 10 2, 10 7, 11 5, 11 6, 12 2 12 4, 12 4, 234, 291gisostasy 63, 291gIsua Formation, Greenland 9Italy,Venice subsidence 19 3JJapan ... 48 62, 63,64, 10 2, 10 6m, 10 9, 11 5, 16 1, 295gvolcanoes of 11 8 ,14 4submarine canyons 77–80,295gsubmarine ridges 15 0submarine slides 80, 203,270–272submarine volcanoes 11 4 14 4subsea geysers ... Volcano 12 9Hilo 19 46 tsunami 16 8 19 60 tsunami 16 8, 17 1hot spot 13 3, 13 5Kilauea Volcano 13 5, 13 6lava flow 10 0, 13 6 lava fountain 14 1Kohala Volcano 13 6Loihi Volcano 13 6Mauna Kea Volcano 13 6Mauna...