However beneath the sweetness lies a risk that few exterior the insurance coverage and energy industries are geared up to understand. These vivid auroras are the seen signatures of geomagnetic storms – disturbances attributable to photo voltaic flares and coronal mass ejections that fling charged particles towards Earth. And whereas they make for ethereal selfies, additionally they induce highly effective electrical currents within the planet’s magnetic subject. These currents can quietly fry transformers, knock out satellites, and, in a extreme occasion, black out complete continents.
