Science News, January 2nd, 1988
Catching subduction in the act
As the Pacific plate inches northwest, its leading edge dives into the mantle of the earth, forming some of the deepest trenches in all of the world's oceans. This recycling process, called subduction, has been going on for tens of millions of years at these sites. Now, in another part of the Pacific, some earth scientists think they are beginning to see the earliest stages in the birth of a subduction zone that will eventually form a trench to the north and west of New Guinea.
Researchers from the University of Hawaii first proposed this idea two years ago w...
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