What is the amount of water - in an order of magnitude - that Fukujima needs? Its apparent they NEED water, why not substitute?
In huge additional Water Tanks. Then DRAIN the Reactors and cool the radioactive material. I've read up on it, it IS a humungous, daunting task, but why not? The Rads could be cooled by an outside "Cooling Generator", the same as the reactor, but one that works. It would bypass released radioctivity - and limit the 20 km radius for people who have had to leave.... ?