>> the sun has on several occasions, about once every millennium and a half or so it appears, sent flares in our direction with enough energy to make measurably

>> the sun has on several occasions, about once every millennium and a half or so it appears, sent flares in our direction with enough energy to make measurably more carbon-14. >>The solar flare in 775 and a slightly weaker one in 993 with a distinct carbon spike How strong were these in relation to the Carrington Event? If these occur roughly every 1.5 millenia, how 'rough' is that repetition? We're at almost 1.25 millenia today, and our technology is massively vulnerable to a Carrington level event...