When using wood to heat your home, species matters

In order to avoid home energy costs, some people are turning to firewood as their primary source of heat. Not all trees are good choices for firewood. The heat firewood produces when burning will depend on the dry weight of the wood. In general, the more biomass the tree has, the more heat it will produce. This biomass is measured by the weight per cord, or 128 cubic feet, of wood. He...