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- Hope Jahren, isotope detective
- Scenic Saturday: Upper Mississippi Islands
- Stuff we linked to on Twitter last week
- Friday Focal Mechanism: M 7.4, Oaxaca, Mexico
- Geological maps: still interesting even when there’s only one rock type
- Stuff we linked to on Twitter last week
- Scenic Saturday: from desert to verdant grassland in 10 miles (and 1000 m)
- The humbling legacy of the Tohoku earthquake
Latest Comments
- On Hope Jahren, isotope detective :
- Lab Lemming: Translating the inside baseball isotope talk above: http://lablemminglounge.blo... (8 days 20 hours ago)
- Hope Jahren: Picarro, but if I had to do it over again I’d go Los Gatos. Long story. (9 days 8 hours ago)
- Lab Lemming: Los Gatos or Picarro? (9 days 8 hours ago)
- Matt Herod: The map of Hawaii looks like a mineral grain in thin section. Very cool. (20 days 12 hours ago)
- The Bobs: The colors on Io’s surface are primarily caused by allotropes of sulfur. Do geologists know... (55 days 11 hours ago)
- Peter Council: I won’t stand for disruptive behaviour, but I’m not that good at dealing with it, simply... (44 days 1 hour ago)
- Pam: As a non-geologist, I am hoping you have something posted about the Wisconsin booms which are being... (53 days 17 hours ago)
- terry: This didn’t fill in the Guerrero Gap. (54 days 10 hours ago)
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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
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
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
5 focal mechanisms
On the 5th day of Christmas my true love gave to me…
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Is the Earth’s magnetic field about to flip?
No-one knows – but I wouldn’t hold your breath
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More thoughts on illustrating geological time
What is the best way to plot the timescale? Mine, obviously…
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How to stop worrying and love your mapping project
Some tips for effective field mapping
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Active, dormant, and extinct volcanoes
How do you know your if friendly neighbourhood volcano is dead, or merely dozing?
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Where the Earth’s magnetic field comes from
How modelling the Geodynamo is both hard – and strangely easy…
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Imbrication and potholes in the Zebra River
Some background on Friday’s geopuzzle
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