Al Jazeera: The smell of freshly cut wood wafting from a dirt lot along an industrial stretch of road near the state capital might not conjure up an image of green energy, but some say this is the future of sustainability.
The smell comes from two white plastic domes rising high along the Mississippi River. Stored inside those domes are millions of wood pellets, which started as trees in the surrounding 50- to 75-mile area, and were converted to easily shippable and burnable material at mammoth factories...