Some of sun’s magnetic fields may act more like forests
Surface energy ripples up the ‘tree’ trunks and heats the corona, new study suggests
![solar corona](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2015/06/cc_corona_main_free.jpg?fit=860%2C460&ssl=1)
ENERGY HALO The solar corona, seen during a 2008 eclipse (colors show emissions from different iron ions), envelops the disk of the sun in this composite image.
T. Amari/École Polytechnique, S.Habbal and M. DruckMuller