This post is a follow-up to Wednesday’s post, in which I talked about the possible effects of global warming.
One obvious effect already occurring that I didn’t mention was the growth of ethanol as a popular fuel additive.  Since ethanol is made from crops like corn, it’s driving up food prices all over the world, stirring up food riots, and causing many poor people to starve.
It sounds like I’m over-simplifying it, but I’m really not.  From the New Statesman (I added the bold font):
What biofuels do is undeniable: they take food …