Despite Promising Advances, Costs Keep Wood Biocoal on Backburner

At a research lab in the northwoods of Minnesota, scientists are roasting tree waste until it turns into something that looks and burns like coal — without the heavy metal pollution. The finished product is called “biocoal” or “torrefied biomass,” and a team of University of Minnesota-Duluth researchers hope it might someday displace coal to fuel power plants, reinvigorating the region’s forestry economy and reducing carbon emissions at the same time. read more >>