GeologyRocksNews
Four Billion Year Old Sea Floor
The BBC is reporting the find of a sliver of 4Ga sea floor in Greenland. The find includes pillow lavas preserved in exquisite detail:
http://news.bbc.co.uk/1/hi/sci/tech/6479289.stm
The original Science article can be found here (subscription required):
http://www.sciencemag.org/cgi/content/summary/315/5819/1650b
Low Frequency Earthquakes Help Predict Large Earthquakes?
The Guardian (from Nature) is reporting that Low Frequency Earthquakes (LFEs) combine to form non-volcanic tremor. LFEs can occur days, even months before major subduction zone earthquakes and it is possible that they can be used in their prediction.
Mud flow in New Zealand
A volcano in New Zealand has started a massive mud flow. There's some impressive video footage from the BBC:
read more »GeologyRocks Newsletter: Welcome!
Hello and welcome to the first GeologyRocks newsletter! The aim of these newsletters is to keep people up-to-date with the site and highlight a few aspects of GeologyRocks that you may have missed.
read more »Freezing Neandethals
The BBC has a story about the demise of the neanderthals. Apparently, they were wiped out when the climte got a lot colder, killing off they prey and other local fauna by drought. The paper is in Quaternary Science Reviews.
Comoros volcano tremors grow stronger
Earth tremors from Comoros' volcano Mount Karthala grew stronger and more frequent, residents said on Sunday, forcing thousands of nervous families to sleep outside overnight for fear their homes might collapse.
The Indian Ocean archipelago's largest island, Grand Comore, was put on red alert after Mount Karthala - one of the world's largest active volcanos - began to glow red and emit suffocating fumes late on Friday.
read more »Japan Exhales As Tsunami Threat Passes
Thousands of people in residents along Japan's eastern coast fled to higher ground after an 8.2 magnitude earthquake triggered tsunami warnings Saturday in parts of the Pacific region, including Hawaii and Alaska.
The warnings, which were lifted nine hours after the quake, rattled coastal residents more than two years after giant waves spawned by an Indian Ocean earthquake killed at least 230,000.
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