Category Archives: basics

The far-travelled ground

Be honest: when Evelyn asked the geoblogosphere, ‘what’s your favourite geology word?’, you all knew which word I was going to pick, didn’t you? Allochthonous. Allochthonous, the word that no-one can spell. Allochthonous, the word no-one can pronounce, it seems, … Continue reading

Categories: basics, geology, hydrology, tectonics

Reverberations of the Honshu tsunami

On Friday 11 March 2011, when the fault ruptured off of the Japanese coast in a M9.0 earthquake, it caused a sudden vertical movement of the seafloor, displacing the water above it and transferring energy to the ocean. As the … Continue reading

Categories: basics, by Anne, geohazards, tectonics

Aftershocks of the Sendai earthquake

On a map of global earthquake activity, Japan rather stands out right now: a pulsing boil of seismic activity that all but drowns out the shaking in the rest of the world. As of a few hours ago (5pm Central … Continue reading

Categories: basics, earthquakes, geophysics

5 focal mechanisms

On the 5th day of Christmas my true love gave to me…
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Categories: basics, earthquakes, geology, geophysics

Is the Earth’s magnetic field about to flip?

No-one knows – but I wouldn’t hold your breath
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Categories: basics, geology, geophysics, palaeomagic, paper reviews