no but it will piss of a bunch of french people which isnt as horrifying but more than 6 times as annoying :/
Would be interesting if the volcano was just a coverup to quarantine Europe and contain a zombie outbreak. Volcanoes have been erupting for billions of years though, so I don't think it's all too likely.
What a silly question, like Tha Professor said, basic science dude - of course it will. Go back to middle school.
Let each of us study a foreign language, as well as international relations so we can communicate effectively with these intruders. I'm confident that this plan will work and we will all survive, since zombies are the exact same as humans, able to think freely and speak clearly, as well as not being driven to the point of cannibalism by a blood-fuelled lust.