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Earth's crust
Earth's crust
Is life also responsible for the creation of the continents on Earth?
Avi Blizovsky
December 1, 2013
20 תגובות
The oldest rocks on Earth have been found
Rami Yushobiev
October 5, 2008
5 תגובות
Explore the depths
The Hebrew University
October 12, 2005
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