linkedin post 2022-01-02 06:47:50
ORIGIN OF MAGNETIC SHIELD. “Earth's internal strong dipolar magnetic field may have developed in its present form only about 600 m.y. ago after a long hiatus without such a field or with one that was much weaker or more complicated.” https://www.sciencedirect.com/science/article/pii/S0012825219302636?via=ihub View in LinkedIn