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The Authors
For lot's more videos on soil moisture topics, see Drs Selker and Or's text-book support videos https://www.youtube.com/channel/UCoMb5YOZuaGtn8pZyQMSLuQ/playlists
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Category Archives: volcanoes
Volcanoes triggering volcanoes?
There’s lots of volcanic action in the Aleutians arc at the moment, with three volcanoes: Okmok. Cleveland, and Kastochi, all erupting at various points in the last month or so. The Volcanism Blog and the Eruptions blog have both been … Continue reading
Volcanoes: our noble allies in the battle against export productivity
Finally, a blogospheric spat that actually matters. Craig McClain over at Deep Sea News has accused volcanoes of being the implacable enemies of marine life, based on new research linking them to some bouts of extreme ocean anoxia (where the … Continue reading
Active, dormant, and extinct volcanoes
How do you know your if friendly neighbourhood volcano is dead, or merely dozing?
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Peperite: a basaltic sneeze into wet sediments
The outcrop that I gave you to ponder on Friday is pretty strange, but I can assure you that this isn’t a wall: Most of you correctly guessed that the dark fragments are composed of a mafic (basalt-esque) igneous rock, … Continue reading
Mysterious magma mingling
I was particularly interested to hear everyone’s ideas about last Friday’s mystery outcrop, as I’m not entirely sure myself about precisely what’s going on. Here’s what I observed at the time: This locality is in the Johannesburg Dome – a … Continue reading
Nice plan for content warnings on Mastodon and the Fediverse. Now you need a Mastodon/Fediverse button on this blog.