Experience the breathtaking detail of the Arctic Ocean floor with this fascinating map. Published in January 1990, nearly a year after the Exxon Valdez spilled an estimated 11 to 30 million U.S. gallons of crude oil into Prince William Sound, this striking map accompanied the article "Alaska's Big Spill - Can the Wilderness Heal" and an additional map of the Atlantic Ocean floor. Included on this map is the article "Exploring and Mapping the Seafloor" which explains the technology behind this amazing cartography.
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