South Georgia sits within an area where this shield is weaker due to the weaker spot in the earth's magnetic field known as the 'South Atlantic Anomaly' (SAA). In this area, radiation from space ...

Unprecedented Seismic Activity Seismic activity is often the first indicator of changes deep within the Earth. Recently, there has been an increase in the frequency and intensity of earthquakes, ...

The absence of a strong atmosphere over Mars is also attributed to the lack of a magnetic field to shield its environment. As per NASA, the South Atlantic Anomaly arises from two main features ...