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Giant pistons that will keep our dynamic earth revolving
- Article from:
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The Scotsman
- Article date:
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April 26, 2001
- Author:
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Copyright informationCopyright 2001 The Scotsman. Provided by ProQuest LLC. (Hide copyright information)
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THE Earth is being "driven" by a four-piston heat engine deep
beneath the surface which controls earthquakes, volcanoes, shifting
continents and even climate change.
Scientists in Canada have developed a model of the inner workings
of the Earth that explains a long-standing mystery of how features
on the surface of the planet are constantly changing due to forces
far beneath the ground.
Alessandro Forte, of the University of Western Ontario, said the
team's work showed the engine slowly churning deep within the
planet's interior.
The findings provided the most comprehensive model for explaining
physical phenomena which occurred at the surface. He added: "In
effect, we have found that the ...
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