Tag Archives: geomagnetism

Now that’s what I call a geomagnetic storm!

Posted on March 9, 2012 by Chris Rowan

It appears that I was a litte premature with yesterday’s post. Look at what happened to the ambient magnetic field at the two observatories at Boulder and Deadhorse today (the dotted line represents about where the plots I put up … Continue reading →

Categories: geohazards, geophysics, palaeomagic, planets

The Earth weathers another geomagnetic storm

Posted on March 8, 2012 by Chris Rowan

A couple of days ago, the sun got a bit excitable: This large flare produced what is known as a Coronal Mass Ejection (CME), a blob of gas and radiation hurled at high velocities from the surface of the sun … Continue reading →

Categories: geophysics, palaeomagic, planets