These 3 charts show the geomagnetic storm K-index for the past 7 days.
The A index for the past 30 days.
The 3rd chart is an enlarged chart showing the past 72 hours of the K-Index.
These show significant geomagnetic storms occurring since 26 September.
These storms can have significant effects on human biology. They can effect the brain and body directly. And indirectly through changes in ions and cosmic ray/ solar wind penetration.
