Category Archives: geology

Lava lake tectonics

In the crater of Erte Ale, we can see processes that take tens of miliions of years on a global scale happening in just a few hours.
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Categories: geology, tectonics, volcanoes

Top Kill: what BP is trying to do

How injecting drilling mud can hopefully stem the well leak in the Gulf of Mexico.
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Categories: environment, geohazards, geology

A very British paradigm shift

My admiration for the intellectual integrity of Arthur Holmes, and his patient advocacy of continental drift.
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Categories: deep time, geology

The seismic non-pocalypse

Why seismically, 2010 is not as out of the ordinary as some people think – and why the question is actually the wrong one to be asking anyway.
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Categories: earthquakes, geohazards, geology

Tectonics of the Qinghai Earthquake

Late on Tuesday (or Wednesday morning local time) western China was shaken by a magnitude 6.9 earthquake. The focal mechanism, courtesy of the USGS, tells us that it occured on a strike-slip fault like the San Andreas fault and the … Continue reading

Categories: earthquakes, geology, tectonics