What is the geodynamo?
Earth’s geodynamo—molten iron and nickel moving in the outer core—creates Earth's magnetic field. This field blocks solar wind and cosmic rays and keeps the atmosphere intact, protecting life.
Category: Geophysics
Earth’s geodynamo—molten iron and nickel moving in the outer core—creates Earth's magnetic field. This field blocks solar wind and cosmic rays and keeps the atmosphere intact, protecting life.
Category: Geophysics