Articles by Immanuel Jotham

The observed direction of polar motion, shown as a light blue line, compared with the sum (pink line) of the influence of Greenland ice loss (blue), postglacial rebound (yellow) and deep mantle convection (red). The contribution of mantle convection is hi This wobbling of the spin axis is called polar motion and its wobbling has, over the 20 century drifted it by about 10 cm per year, that translates to about 10 meters of drift in a century.
Sep 22, 2018