Then, some critical comment and reassurance. American Live Wire shows that a dramatic graphic purporting to show the spread of radiation across the Pacific is actually a map of increased wave height from the tsunami. And the ever-informative xkcd freely offers the following infographic on normal and acceptable radiation dosage (click on caption for full size picture):
Fish (like tuna) that eat other fish; scavengers like crab and lobster; plankton and krill (and the whales that eat them), squid... we may be advised not to eat Pacific seafood. Already Seoul has banned imports from the Fukushima region. And it's possible that wildlife is suffering from the disaster.
What if there was a bigger disaster? There's been much excited speculation about the consequences of a potential collapse of the spent fuel storage that could result in fire and evacuation. Paul Blustein at Slate.com discusses this coolly and concludes that it could be very bad, though not apocalyptic.
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