John Darnell, Bartlett's energy advisor

Over at PO-NYC, peakguy (along with commenter apsmith) has posted about John Darnell's speech from the Petrocollapse conference.

I'm going to hold off on David Pimentel for now, since my notes turned out to be more incomprehensible than I'd thought. In the meantime, this Cornell publication is a decent summary of some of the points he made in this talk about the (non-)practicality of ethanol.