ScienceDaily: Fossils & Ruins News


New model shows Earth's deep mantle was drier from the start

Posted: 11 Jul 2022 01:31 PM PDT

By analyzing noble gas isotope data, a scientist determined that the ancient plume mantle (the deep part) had a water concentration that was a factor of 4 to 250 times lower when compared with the water concentration of the upper mantle.