Page 18 - Guide to the Oceans

EMERGING ISLANDS HERE ARE MANY ISLANDS THROUGHOUT the world's T oceans. but the greatest number occurs in areas where there is a lot of volcanic activity. Some isla nd s take millions of years to form. Parts of continents sink slowly beneath the sea. leaving the tops of mountains exposed above 1he water. In contrast, volcanic islands and can also disappear jus1 as quickly.

DK GUIDE TO THE OCEANS can appear almosl overnight - Indonesia, literally blew apan in 1883 - GOD OF FIRE On November 15, 1963. the island o! Sunscy suddenly cc1mc up from the sea south of Iceland. An underwater volcano had erupted from 1hc mid-A1lamic ridge, which comn nl·ar 10 tht.· surface in Jn.•land. Wi1hin a h. ·w days, the new island wa, 197 It (60 ml high and m

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