The problem is the river of wastewater that corn ethanol creates.

Approximately 40% of the crop - 130 million tons - is used for corn ethanol.

Does it make economic sense to use corn ethanol to produce electricity ?

Some of you have commented to the effect that "corn ethanol makes no kind of sense."

It's more complicated to make than corn ethanol.

If it were sold at the pump now, it would be more expensive than both corn ethanol and gasoline.

I know in the book you talk about being an early supporter of corn ethanol and how that promise has not really panned out.

The production of corn ethanol uses water in two ways - irrigation and processing.

Can I make a "coherent, rational argument for or against corn ethanol?"

An ethanol infrastructure is already in place, thanks largely to our experience with corn ethanol.