Biofuels: EPA approves feedstocks from 2 invasive plants despite warnings -- Tuesday, July 2, 2013 -- www.eenews.net

Biofuels: EPA approves feedstocks from 2 invasive plants despite warnings -- Tuesday, July 2, 2013 -- www.eenews.net

see also from this blog:

 Tuesday, October 09, 2012 Pennisetum purpureum - Biofuel, ornamental specimen, invasive species, weed with a tendency towards hybrid cultivars with common names like Napier grass or king grass 

Saturday, October 13, 2007 List of Invasive Biofuel Species (updated with links to GRIN & GCW): Traits of Invasive Species