3 ms·
Related, a recent study suggests up to 1% of our mantle is water trapped within rock that gets released as subduction increases to higher heat and pressure. Thi
by sethammons 1y ago
Related, a recent study suggests up to 1% of our mantle is water trapped within rock that gets released as subduction increases to higher heat and pressure. This water could account for three times the amount of water on the surface and may represent a whole-Earth water cycle.
https://www.bnl.gov/newsroom/news.php?a=111648 https://www.bnl.gov/newsroom/news.php?a=111648
I wonder how this ties in with the submitted link about Theia. And it will be interesting if we ever get similar trapped water discovered in martian rock.
- ck45 1y agoThis reminds me of Stephen Baxter's novel "Flood"
- danudey 1y agoThere are structures in Earth's mantle which are believed to be leftover chunks of Theia, which makes the connection feel quite plausible. https://www.newscientist.com/article/2400567-bits-of-an-ancient-planet-called-theia-may-be-buried-in-earths-mantle/ https://www.newscientist.com/article/2400567-bits-of-an-anci...