We should be turning the Waste into energy.

100% correct. Biofuels from food crops has nothing to do with environmental improvement. It's all about boosting the bottom line of huge multinational corporations like Archer Daniels Midland.

Cash and corporate pressure pushed ethanol.

grow hemp

They can't grow hemp. It makes too much sense.
Thats another story, all of those plastic bags that are choking the waterways. Hemp is stronger and biodegradable, but the problem is is so easy to grow, and one of the most useful fibers, but that would make it hard for a corporation to corner the hemp market without a lot of restrictions.