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Jonathan P

Scientist discovers plate tectonics on Mars - 1 views

www.sciencedaily.com/...120809155831.htm

shared by Jonathan P on 28 Aug 12 - No Cached
  • "Mars is at a primitive stage of plate tectonics. It gives us a glimpse of how the early Earth may have looked and may help us understand how plate tectonics began on Earth
  • Yin made the di
  • Yin made the di
  • ...2 more annotations...
  • covery during his analysis of satel
  • overy during his analysis of sat
Jocelle A

Access World News - Document Display - 1 views

infoweb.newsbank.com/...InfoWeb

Jocelle Amurao

shared by Jocelle A on 28 Aug 12 - No Cached
  • "Mars is at a primitive stage of plate tectonics
  • Earth may have looked and may help us understand how plate tectonics began on Earth
  • glimpse of how the early
annikam17

Weather Affects Timing Of Some Natural Hazards - Science News - 0 views

www.sciencenews.org/...timing_of_some_natural_hazards

Annika Marshall

shared by annikam17 on 28 Aug 12 - No Cached
  • Seasonal patterns of rainfall and snowfall can affect how often quakes and volcanoes go off, scientists reported December 8 at a meeting of the American Geophysical Union.
  • monsoon storms runs off the mountains
  • weight bends the Earth’s crust slightly
  • ...5 more annotations...
  • this bending causes the surface to move back and forth
  • Seismic records collected from 1998 to 2004 show that the number of quakes drops in the rainy summer months and rebounds when things dry out.
  • the flexing eases the stress on the fault where two tectonic plates collide beneath the Himalayas.
  • seismicity
  • Positioning System
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