HARVESTING FUEL

摘要

Got cellulose? In eastern Tennessee, the answer is a resounding yes. Some 60 farmers have so much (in the form of switchgrass), that their descriptions are tales of tallness. On a November afternoon. Brad Black looks across his farm to a carpet of uncut switchgrass below the Cherokee National Forest mountains. Days earlier, a deer hunter walked into the 240 acres of 8-foot'high plants and nearly lost his way.