Giant Bubble of Magma Inflates under Santorini
Well, may not all of us will die, but if I were in Greece I'd be worried: this is the volcano that sunk Atlantis...
but why worry about wiping out the Mediterranean when Yellowstone is simmering?
Related item: PopMech on What makes a supervolcano super?
well, the Philippines made it through Pinatubo, which was so big that it lowered the temperature 1 degree, so I guess we should be okay.