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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: geochemistry
Has Earth’s mantle always worked like it does today?
This seems to be the latest round in the eternal battle between the geophysics data which strongly suggests whole mantle convection (and for quite some time, if ideas about the origin of all the weird junk at the core-mantle boundary … Continue reading
Oxygenation of Earth’s atmosphere may not have required a trigger event after all
In Earth history, there have been 3 abrupt jumps in atmospheric oxygen. A evolutionary or tectonic trigger is usually invoked, but a new study just published in Science suggests all you need is gradual oxidation of earth’s surface plus feedbacks … Continue reading
Anne’s picks of the December literature
Recently published hydrogeology and geomorphology papers that make my heart sing
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9 isotopes fractionating
On the 9th day of Christmas my true love sent to me…
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Lots of oxygen on the Archean Earth?
New evidence for the early evolution of photosynthesis: was the early Earth really as oxygen-free as we think it was?
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Nice plan for content warnings on Mastodon and the Fediverse. Now you need a Mastodon/Fediverse button on this blog.