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USGS
USGS
The eruption of the volcano in Iceland intensifies. Experts: Volcanic ash is like "hard rain" of particles with a high erosion coefficient
Avi Blizovsky
April 17, 2010
18 תגובות
A large asteroid hit but the bacteria below the surface of the ground were not harmed
Avi Blizovsky
July 1, 2008
8 תגובות