In 2008, Americans across the country voted for change. That change included transforming our century-old dependence on fossil fuels. Central to this makeover was the American Recovery and Reinvestment Act of 2009 (ARRA).
Renewable Energy: An Overview - Biomass
The most important issue facing the goal of extensive biomass production in Arizona is the availability of land and water for such purposes. While land availability does not appear to be a problem in this state, water availability is.
More on bioenergy here.