Modeling the impacts of wood pellet demand on forest dynamics in southeastern United States

Anna S. Duden, Pita A. Verweij, H. Martin Junginger, Robert C. Abt, Jesse D. Henderson, Virginia H. Dale, Keith L. Kline, Derek Karssenberg, Judith A. Verstegen, André P.C. Faaij, Floor van der Hilst

Research output: Contribution to journalArticlepeer-review

43 Scopus citations

Abstract

The export of wood pellets from the southeastern United States (USA) has grown significantly in recent years, following rising demand from Europe. Increased wood pellet demand could lead to spatially variable changes in timberland management and area in the USA. This study presents an assessment of the impacts of increasing wood pellet demand (an additional 11.6 Mt by 2030) on land-use dynamics, taking into account developments in other wood product markets as well as expected changes in other land uses. An economic model for the forest sector of the southeastern USA (SRTS) was linked to a land-use change model (PLUC) to identify potential locations of land-use change following scenarios of demand for pellets and other wood products. Projections show that in the absence of additional demand for wood pellets, natural timberland area is projected to decline by 450–15 000 km2 by 2030, mainly through urbanization and pine plantation establishment. Under the high wood pellet demand scenario, more (2000–7500 km2) natural timberland area is retained and more (8000–20 000 km2) pine plantation is established. Shifts from natural timberland to pine plantation occur predominantly in the Atlantic coastal region. Future work will assess the impact of projected transitions in natural timberland and pine plantations on biodiversity and carbon storage. This modeling framework can be applied for multiple scenarios and land-use projections to identify locations of timberland area changes for the whole southeastern USA, thereby informing the debate about potential impacts of wood pellet demand on land-use dynamics and environmental services.

Original languageEnglish
Pages (from-to)1007-1029
Number of pages23
JournalBiofuels, Bioproducts and Biorefining
Volume11
Issue number6
DOIs
StatePublished - Nov 1 2017

Funding

Correspondence to: Anna S. Duden, Copernicus Institute of Sustainable Development, Department of Energy & Resources, Utrecht University, Heidelberglaan 2, 3584 CS Utrecht, Netherlands. E-mail: [email protected] This manuscript has been authored by UT-Battelle, LLC under Contract No. DE-AC05-00OR22725 with the US Department of Energy. The United States Government retains and the publisher, by accepting the article for publication, acknowledges that the United States Government retains a non-exclusive, paid-up, irrevocable, world-wide license to publish or reproduce the published form of this manuscript, or allow others to do so, for United States Government purposes. The Department of Energy will provide public access to these results of federally sponsored research in accordance with the DOE Public Access Plan (http://energy.gov/downloads/doe-public-access-plan).

Keywords

  • bioenergy
  • land-use change
  • modeling
  • southeastern USA
  • spatial variation
  • wood pellets

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