This NPR news story blew my mind. I was always worried about the ERoEI of all that Steel, and the availability of Steel, in the Wind turbine, tower, and blade system.
Enter green chemistry! This idea was discussed at the “Green Chemistry and Engineering Conference”.
“Of Fuel Cells And Chicken Feathers
Talk of the Nation, June 26, 2009 · Each year, the agricultural industry must dispose of billions of pounds of chicken feathers. Richard Wool, a chemical engineer at the University of Delaware, says when feathers are heated, they develop nano-sized caverns in which hydrogen can be stored.”