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Home Q & A Board Science-Related Homework Help Geography and Earth Sciences
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Wrogue Wrogue
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10 years ago
By some estimates, the annual average extent of Northern Hemisphere sea ice has ________ since the 1950s.
A) doubled
B) decreased by 8%
C) increased by 8%
D) halved
E) disappeared
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GeoExpGeoExp
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10 years ago
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devilvyse

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Wrogue Author
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#2
10 years ago
Your assistance has been above and beyond my expectations! So glad to have joined this forum. Thanks, and will mark as this thread officially solved Smiling Face with Open Mouth
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#3
10 years ago
Always nice to know I've helped.
Good luck with the rest of them.

- GeoExp
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