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Magnitude 8.9 (or 9.0, or 9.1!) Earthquake off the coast of Japan
Around 3pm local time yesterday, there was a massive earthquake about 100 miles off the east coast of northern Honshu Island, Japan. Initially calculated to be a magnitude 8.9, it has since been...
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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...
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Sendai/Tohoku earthquake round-up
It’s hardly surprising that my browsing this week has been focussed largely on the aftermath of the earthquake and tsunami in Japan (which is now officially being referred to as the Tohuku earthquake,...
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The slowly building threat of Cascadia – and the slow realisation it was...
If you asked the average person on the street which part of the USA was most threatened by earthquakes, most of them would probably say California. The San Andreas Fault is so embedded into the popular...
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The humbling legacy of the Tohoku earthquake
A year ago on Sunday, one of the biggest earthquakes ever recorded ruptured the subduction megathrust that dips beneath the east coast of Japan. The rupture displaced the seafloor by tens of metres and...
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Where tsunamis and nuclear power could meet
Out of all the devastation wrought by the Tohuku earthquake and tsunami in March 2011, the escalating disaster at the Fukushima nuclear plant has ended up having the biggest global impact. A...
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Sumatra +10: contemplating the power of tsunami
Whilst touring Port Lockroy in Antarctica last Christmas Day, one of the exhibits describing the scientific research undertaken there had this interesting footnote: How Port Lockroy was almost washed...
View Article317 years since the last rupture of the Cascadia megathrust
At around 9pm on the 26th January 1700, the Cascadia subduction zone – a shallowly dipping thrust fault that runs more than 1000 km north from Cape Mendocino in Northern California to the vicinity of...
View ArticleNew sonar data from around Anak Kratatau constrain size of December 2018...
Jaw-dropping bathymetry retrieved from around #AnakKrakatau. Huge blocks of rock, some 90m high, now litter the seabed. This is the material that formed the volcano's southwest flank and collapsed...
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