Figure 4From: Estimates of carbon stored in harvested wood products from the United States forest service northern region, 1906-2010Cumulative total carbon stored in HWP manufactured from Northern Region timber using the IPCC/EPA approach. Cumulative total carbon stored in harvested wood products (HWP) manufactured from timber harvested from Northern Region National Forests using the IPCC/EPA production accounting approach. Carbon in HWP includes both products that are still in use and carbon stored at solid waste disposal sites (SWDS), including landfills and dumps.Back to article page