Periodic Reporting for period 2 - GRACEFUL (Probing the deep Earth's interior by synergistic use of observations of the magnetic and gravity fields, and of the rotation of the Earth.)

What is the problem/issue being addressed?GRACEFUL is a project that addresses fundamental shortcomings in the current understanding of the deep interior of our planet, in the fluid core in particular, with a long-term vision to open new frontiers and foster research on...