the principles focus on the positive carbon contributions of managed forests the steps the sector can take to maintain and grow productive and managed forests in the us to sustain forest carbon understanding public policy and market mechanisms and their effects on forests and supporting innovation in the forest products sector that provides longterm benefits in addressing the carbon challenge forest policy forum members from australia brazil canada chile china europe japan new zealand south africa and the us contributed data for the report this found that icfpa members had reduced ghg emissions intensity by since the previous report and increased the share of bioenergy used