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Article: Oceans: MAPPING EARTH'S LAST FRONTIER.(making maps of the ocean floor and underwater)
- Article from:
- Appleseeds
- Article date:
- January 1, 1999
- Author:
CopyrightCOPYRIGHT 1999 Carus Publishing Co. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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How do you make a map of something completely underwater? Scientists are trying to do just that.
You may think that the ocean looks like a giant bowl of water with a sand and rock bottom. But what if all the water were drained away? Then you'd see land forms that look a lot like the land we live on.
Beneath the waves lies two-thirds of the Earth's surface. Did you know that the world's longest and highest mountain range is underwater? It is called the Mid-Ocean Ridge. There are also deep valleys, slopes, ridges, plains, canyons, and volcanoes.
More than 100 years ago, British geographers were the first to seriously explore the ocean floor. They ...