Friedrich Wenz (12 March 2011)
"Signs in the sun: AURORAS INVADE THE USA"


Earth's magnetic field is still reverberating from a CME strike on March 10th.

 

http://www.spaceweather.com/archive.php?view=1&day=11&month=03&year=2011

 

After four years without any X-flares, the sun has produced two of the powerful blasts in less than one month: Feb. 15th and March 9th. This continues the recent trend of increasing solar activity, and shows that Solar Cycle 24 is heating up.