This is a really fantastic overview piece discussing the promise, 
perils, and biophysical limitations of bioenergy production.

By Richard Conniff, from the Fall 2007 issue of Environment: Yale 
magazine.

In the current rush to bioenergy as a remedy for global warming, 
hints of magic and madness are everywhere. Consider two 
instances:


http://environment.yale.edu/pubs/Bioenergy-The-Cure-for-Our-Oil-Addiction/

--
Jason M. Evans, Ph.D.
Postdoctoral Research Associate
School of Forest Resources and Conservation
(352) 466-4549 - office
(352) 328-1199 - cell

BioEnergy and Sustainable Technology Society
http://grove.ufl.edu/~bests/