Polar storms: http://images.intellicast.com/WxImages/SatelliteLoop/hinpole_None_anim.gif

Earth's magnetic field: http://www.ngdc.noaa.gov/geomag/data/mag_maps/pdf/F_map_mf_2010.pdf
Magnetic Field - Arctic temperature: http://www.vukcevic.co.uk/NFC1.htm

 

© m.a. vukcevic