With Krugman it's ALWAYS someones fault....

Grains Gone Wild

Let’s start with the things that aren’t anyone’s fault.

But you just know that it just wouldn't end there. Of course, he leaves out the whole episode in Africa where people are starving while tons of American corn sits in warehouses because the populace is too scared to eat genetically modified foods. That doesn't count because - eh, it must be global warming!
Read the whole thing; and then wonder why he even bothered to write the piece (or, in my mind, why he bothers to get up in the morning). Oh, yeah! It's the money!!!!!