Sonja Oswalt

Treesearch Publications

• Christopher M. Oswalt, Sonja Oswalt. 2026. Tennessee’s Forests, 2019
• Travis Warziniack, Jennifer Costanza, Rebecca L. Flitcroft, Linda A. Joyce, Christoper Mihia, Claire O'Dea, Sonja Oswalt, Jeffrey P. Prestemon, Eric White. 2026. Current status, past trends, and future projections of renewable forest resources and ecosystem services across the United States
• Sonja Oswalt, Renate Bush, Lara T. Murray, David Walker. 2026. Forest Resources of the United States, 2022
• Sonja Oswalt. 2025. Louisiana’s Forests, 2017
• Lara T. Murray, Sonja Oswalt, Sara A. Goeking, Katherine Renwick. 2025. Forest definitions applied for national United States forest reporting: Status, gaps, and opportunities
• Mark D. D. Nelson, Jennifer Bakken, Holly C. Russon, Sean P. Healey, Tracey Frescino, Thomas A. Albright, Charles E. Werstak, Sonja Oswalt, Andy N. Gray. 2024. Forest land-use change in the conterminous United States
• Elizabeth LaRue, Jonathan Knott, Grant M. Domke, Han YH Chen, Qinfeng Guo, Masumi Hisano, Christopher M. Oswalt, Sonja Oswalt, Nicole Kong, Kevin M. Potter, Songlin Fei. 2023. Structural diversity as a reliable and novel predictor for ecosystem productivity
• Christopher M. Oswalt, Thomas Brandeis, Sonja Oswalt. 2022. Kentucky's forests, 2014 (with updates for 2016)
• Christopher M. Oswalt, Thomas Brandeis, Sonja Oswalt. 2022. Tennessee's forests, 2014 (with updates for 2016)
• Christopher W. W. Woodall, S. Fraver, Sonja Oswalt, Sara A. Goeking, Grant M. Domke, M.B. Russell. 2021. Decadal dead wood biomass dynamics of coterminous US forests
• Christopher M. Oswalt, Alycia Crall, Robert Rabaglia, Sonja Oswalt, Michael K. Schwartz, Becky K. Kerns. 2021. Inventory and Monitoring of Invasive Species
• Grant M. Domke, Sonja Oswalt, Brian F. Walters, Randall Morin. 2020. Tree planting has the potential to increase carbon sequestration capacity of forests in the United States
• Mark D. D. Nelson, Kurt Riitters, John W. Coulston, Grant M. Domke, Eric J. Greenfield, Linda Langner, David J. Nowak, Claire O'Dea, Sonja Oswalt, Matt C. Reeves, David N. Wear. 2020. Defining the United States land base: a technical document supporting the USDA Forest Service 2020 RPA assessment
• Sonja Oswalt. 2019. Mississippi’s forests, 2017
• Sonja Oswalt, W. Brad Smith, Patrick D. Miles, Scott A. Pugh. 2019. Forest Resources of the United States, 2017: a technical document supporting the Forest Service 2020 RPA Assessment
• W. Brad Smith, Rubí Angélica Cuenca Lara, Carina Edith Delgado Caballero, Carlos Isaías Godínez Valdivia, Joseph S. Kapron, Juan Carlos Leyva Reyes, Carmen Lourdes Meneses Tovar, Patrick D. Miles, Sonja Oswalt, Mayra Ramírez Salgado, Xilong Alex Song, Graham Stinson, Sergio Armando. Villela Gaytán. 2018. The North American Forest Database: going beyond national-level forest resource assessment statistics
• Sonja Oswalt. 2017. Forests of Louisiana, 2014
• Thomas Brandeis, Andy Hartsell, KaDonna Randolph, Sonja Oswalt, Consuelo Brandeis. 2016. Forests of Kentucky, 2014
• Thomas Brandeis, Andy Hartsell, Consuelo Brandeis, KaDonna Randolph, Sonja Oswalt. 2016. Forests of South Carolina, 2015
• Thomas Brandeis, Consuelo Brandeis, Andy Hartsell, KaDonna Randolph, Sonja Oswalt. 2016. Forests of Georgia, 2015
• Christopher M. Oswalt, Songlin Fei, Qinfeng Guo, Basil V. Iannone III, Sonja Oswalt, Bryan C. Pijanowski, Kevin M. Potter. 2016. Corrigendum: A subcontinental view of forest plant invasions
• Sonja Oswalt. 2016. Forests of Mississippi, 2015
• Sonja Oswalt. 2016. Louisiana's forests, 2013
• Thomas Brandeis, Joe McCollum, Andy Hartsell, Consuelo Brandeis, Anita K. Rose, Sonja Oswalt, James T. (JT) Vogt, Humfredo Marcano-Vega. 2016. Georgia’s forests, 2014
• Eunice A. Padley, Sonja Oswalt. 2016. Overview of forest conditions in coastal counties
• Christopher M. Oswalt, Sonja Oswalt, Jason Meade. 2016. Species composition and succession in yellow pine stands following southern pine beetle outbreaks in Tennessee-preliminary results
• Songlin Fei, Basil V. Iannone III, Christopher M. Oswalt, Qinfeng Guo, Kevin M. Potter, Sonja Oswalt, Bryan C. Pijanowski, Gabriela C. Nunez-Mir. 2015. Understanding macroscale invasion patterns and processes with FIA data
• Basil V. Iannone, Christopher M. Oswalt, Andrew M. Liebhold, Qinfeng Guo, Kevin M. Potter, Gabriela C. Nunez-Mir, Sonja Oswalt, Bryan C. Pijanowski, Songlin Fei, Bethany Bradley. 2015. Region-specific patterns and drivers of macroscale forest plant invasions
• Sonja Oswalt. 2015. Mississippi’s forests, 2013
• Sonja Oswalt. 2015. Forests of Mississippi, 2014
• Christopher M. Oswalt, Songlin Fei, Qinfeng Guo, Basil V. Iannone III, Sonja Oswalt, Bryan C. Pijanowski, Kevin M. Potter. 2015. A subcontinental view of forest plant invasions
• Christopher M. Oswalt, Consuelo Brandeis, Jason Cooper, Sonja Oswalt, KaDonna Randolph. 2015. Kentucky’s forests, 2009
• Sonja Oswalt. 2015. Status of ash (Fraxinus spp.) species in Alabama, Arkansas, Mississippi, and Louisiana, 2013
• Patrick D. Miles, Scott A. Pugh, Brad Smith, Sonja Oswalt. 2014. RPA tree-level database users guide
• Sonja Oswalt, W. Brad Smith, Patrick D. Miles, Scott A. Pugh. 2014. Forest Resources of the United States, 2012: a technical document supporting the Forest Service 2010 update of the RPA Assessment
• Sonja Oswalt, Christopher M. Oswalt. 2014. Invasive plants found in Oklahoma’s forests, 2010 - forest inventory and analysis factsheet
• Sonja Oswalt, Christopher M. Oswalt. 2014. Invasive plants found in Georgia’s forests, 2010 - forest inventory and analysis factsheet
• James Bentley, Consuelo Brandeis, Jason Cooper, Christopher M. Oswalt, Sonja Oswalt, KaDonna Randolph. 2014. Texas' forests, 2008
• Sonja Oswalt. 2014. Forests of Louisiana, 2012
• Christopher M. Oswalt, Sonja Oswalt. 2014. Invasive plants found in North Carolina’s forests, 2010—forest inventory and analysis factsheet
• Christopher M. Oswalt, Sonja Oswalt. 2013. Chapter 8: Invasive Plants on Forest Land in the United States
• Christopher M. Oswalt, Sonja Oswalt. 2013. Invasive plants found in Virginia forests, 2010 - forest inventory and analysis factsheet
• R. Talbot Trotter, III, Randall Morin, Sonja Oswalt, Andrew M. Liebhold. 2013. Changes in the regional abundance of hemlock associated with the invasion of hemlock woolly adelgid (Adelges tsugae Annand)
• Sonja Oswalt. 2013. Mississippi, 2012 forest inventory and analysis factsheet
• Sonja Oswalt. 2013. Forest Resources of the Lower Mississippi Alluvial Valley
• Christopher W. W. Woodall, Brian F. Walters, Sonja Oswalt, Grant M. Domke, Chris Toney, Andrew Gray. 2013. Biomass and carbon attributes of downed woody materials in forests of the United States
• Sonja Oswalt, James Bentley. 2013. Louisiana’s forests, 2005
• Sonja Oswalt. 2013. Mississippi, 2011 forest inventory and analysis factsheet
• Sonja Oswalt, Christopher M. Oswalt. 2012. The national picture of nonnative plants in the United States according to FIA data
• Christopher M. Oswalt, Sonja Oswalt, Lewis Zimmerman. 2012. Updating the southern nonnative plant watch list: the future of NNIP Monitoring in the south
• Christopher M. Oswalt, Jason Cooper, Dale Brockway, Horace Brooks, Joan L. Walker, Kris Connor, Sonja Oswalt, Roger Conner. 2012. History and current condition of longleaf pine in the Southern United States
• Christopher M. Oswalt, Sonja Oswalt, Tony Johnson, Consuelo Brandeis, KaDonna Randolph, Christopher R. King. 2012. Tennessee’s forests, 2009
• Mark Brown, Jarek Nowak, Tony Johnson, Sonja Oswalt, James L. Chamberlain, Edward L. Barnard. 2012. Florida’s forests, 2007
• Christopher M. Oswalt, Sonja Oswalt. 2012. Invasive plants found in South Carolina forests, 2010 forest inventory and analysis factsheet
• Sonja Oswalt, Christopher M. Oswalt. 2012. Invasive plants found in Louisiana’s forests, 2009 forest inventory and analysis factsheet
• Christopher M. Oswalt, Sonja Oswalt, W. Keith Moser. 2012. Potential impacts of year-round sampling on monitoring presence- absence of invasive flora in the southern United States
• Sonja Oswalt, Kathleen Franzreb, David A. Buehler. 2012. Changes in early-successional hardwood forest area in four bird conservation regions across four decades
• Sonja Oswalt, Tony Johnson. 2012. Louisiana, 2010 forest inventory and analysis factsheet
• Christopher M. Oswalt, Sonja Oswalt, Christopher W. W. Woodall. 2012. An Assessment of Flowering Dogwood (Cornus florida L.) Decline in the Eastern United States
• Christopher M. Oswalt, Sonja Oswalt. 2012. Invasive plants found in Kentucky forests, 2009 forest inventory and analysis factsheet
• Christopher M. Oswalt, Sonja Oswalt. 2012. Invasive plants found in Alabama forests, 2009 forest inventory and analysis factsheet
• Kathleen Franzreb, Sonja Oswalt, David Buehler. 2011. Chapter 9 Population Trends for Eastern Scrub-Shrub Birds Related to Availability of Small-Diameter Upland Hardwood Forests
• Sonja Oswalt, Christopher M. Oswalt. 2011. Invasive plants found in Mississippi forests, 2009 forest inventory and analysis factsheet
• Sonja Oswalt, James Bentley. 2011. Mississippi, 2010 forest inventory and analysis factsheet
• Sonja Oswalt, Christopher M. Oswalt. 2011. Invasive plants found in east Texas forests, 2009 forest inventory and analysis factsheet
• Randall Morin, Sonja Oswalt, III Trotter, Andrew M. Liebhold. 2011. Status of Hemlock in the Eastern United States
• Susan J. Alexander, Sonja Oswalt, Marla R. Emery. 2011. Nontimber forest products in the United States: Montreal Process indicators as measures of current conditions and sustainability
• Sonja Oswalt, Christopher M. Oswalt. 2011. The extent of selected nonnative invasive plants on southern forest lands
• Sonja Oswalt, Christopher M. Oswalt. 2011. Invasive plants found in Tennessee forests, 2009 forest inventory and analysis factsheet
• Sonja Oswalt. 2011. Forest resources of Mississippi’s national forests, 2006
• Christopher M. Oswalt, Sonja Oswalt. 2010. The facilitation and impacts of Microstegium vimineum colonization in an eastern hardwood forest
• Christopher M. Oswalt, Sonja Oswalt. 2010. Documentation of significant losses in Cornus florida L. populations throughout the Appalachian ecoregion
• Sonja Oswalt. 2010. Chinese Tallow (Triadica sebifera (L.) Small) Population expansion in Louisiana, East Texas, and Mississippi
• Christopher M. Oswalt, Sonja Oswalt, Thomas Brandeis. 2010. Big trees in the southern forest inventory
• D.W. Steadman, J.R. Montambault, Scott K. Robinson, Sonja Oswalt, Thomas Brandeis, A. Gustavo Londoño, M.J. Reetz, W.M. Schelsky, N.A. Wright, J.P. Hoover, J. Jankowski, A.W. Kratter, A.E. Martinez, J. Smith. 2009. Relative abundance, habitat use, and long-term population changes of wintering and resident landbirds on St. John, U.S. Virgin Islands
• Sonja Oswalt, Sally Campbell. 2009. Forest health
• Roger Conner, Tim O. Adams, Tony Johnson, Sonja Oswalt. 2009. South Carolina’s forests, 2006
• David Steadman, Jensen Montambault, Scott Robinson, Sonja Oswalt, Thomas Brandeis, Agustavo Londono, Matthew Reetz, Wendy Schelsky, Natalie Wright, Jeffrey Hoover, Jill Jankowski, Andrew Kratter, Arie Martínez, Jordan Smith. 2009. Relative abundance, habitat use, and long-term population changes of wintering and resident landbirds on St. John, U.S. Virgin Islands
• Bethany K. Schulz, Sonja Oswalt, W. Keith Moser. 2009. Vegetation inventory data: How much is enough?
• Sonja Oswalt, Chengquan Huang, Hua Shi, James Vogelmann, Zhiliang Zhu, Samuel N. Goward, John W. Coulston. 2009. Integrating Landsat-derived disturbance maps with FIA inventory data: Applications for state-Level forest resource assessments
• Richard A. Harper, Nathan D. McClure, Tony Johnson, J. Frank Green, James K. Johnson, David B. Dickinson, James L. Chamerlain, KaDonna Randolph, Sonja Oswalt. 2009. Georgia's forests, 2004
• Sonja Oswalt, Tony Johnson, Mike Howell, James Bentley. 2009. Fluctuations in national forest timber harvest and removals: the southern regional perspective
• Sonja Oswalt, Tony Johnson, John W. Coulston, Christopher M. Oswalt. 2009. Mississippi's forests, 2006
• Christopher M. Oswalt, Sonja Oswalt, Tony Johnson, James L. Chamberlain, KaDonna Randolph, John W. Coulston. 2009. Tennessee's Forests, 2004
• Bethany Schulz, Sonja Oswalt, W. Keith Moser. 2008. Vegetation Inventory Data: How Much is Enough?
• Victor A. Rudis, Burl Carraway, Raymond M. [and others] Sheffield, Sonja Oswalt, James L. Chamberlain. 2008. East Texas forests, 2003
• Sonja Oswalt, Christopher M. Oswalt, Jeffery Turner. 2008. Hurricane Katrina impacts on Mississippi forests
• Sonja Oswalt, Thomas Brandeis. 2008. Contribution of Dead Wood to Biomass and Carbon Stocks in the Caribbean: St. John, U.S. Virgin Islands.
• Sonja Oswalt, Thomas Brandeis. 2008. Contribution of dead wood to biomass and carbon stocks in the Caribbean: St. John, U.S. Virgin Islands
• Sonja Oswalt, Christopher M. Oswalt. 2008. Relationships between common forest metrics and realized impacts of Hurricane Katrina on forest resources in Mississippi
• Jeffery Turner, Christopher M. Oswalt, James L. Chamberlain, Roger Conner, Tony Johnson, Sonja Oswalt, KaDonna Randolph. 2008. Kentucky's forests, 2004
• Thomas Brandeis, Eileen Helmer, Sonja Oswalt. 2007. The status of Puerto Rico's forests, 2003
• Christopher M. Oswalt, Sonja Oswalt, Wayne K. Clatterbuck. 2007. Effects of Microstegium vimineum (Trin.) A. Camus on native woody species density and diversity in a productive mixed-hardwood forest in Tennessee
• Christopher W. W. Woodall, Sonja Oswalt, Randall Morin. 2007. Attributes of down woody materials in hardwood forests of the Eastern United States
• Sonja Oswalt, Tony Johnson. 2007. The status of North Carolina's national forests, 2002
• Christopher M. Oswalt, Sonja Oswalt. 2007. Winter litter disturbance facilitates the spread of the nonnative invasive grass Microstegium vimineum (Trin.) A. Camus
• Thomas Brandeis, Eileen Helmer, Sonja Oswalt. 2007. El Estado de los Bosques de Puerto Rico, 2003
• Thomas Brandeis, Sonja Oswalt. 2007. The status of U.S. Virgin Islands' forests, 2004
• Patrick A. Glass, Sonja Oswalt. 2007. Initial estimates of hurricane Katrina impacts of Mississippi gulf coast forest resources
• Sonja Oswalt. 2006. Nonnative Invasive Plants in South Carolina: Combining Phase-2 with Phase-3 Vegetation Structure and Diversity Pilot Data to Enhance our Understanding of Forest Health Issues
• Mark Brown, Barry D. New, Sonja Oswalt, Tony Johnson, Victor A. Rudis. 2006. North Carolina's forests, 2002
• Sonja Oswalt, Thomas J. Brandies, Britta P. Dimick. 2006. Phytosociology of vascular plants on an international biosphere reserve: Virgin Islands National Park, St. John, US Virgin Islands
• Sonja Oswalt, Thomas Brandeis, Britta P. Dimick. 2006. Phytosociology of Vascular Plants on an International Biosphere Reserve: Virgin Islands National Park, St. John, US Virgin Islands.
• Sonja Oswalt. 2006. Nonnative invasive plants in South Carolina: combining phase-2 with phase-3 vegetation structure and diversity pilot data to enhance our understanding of forest health issues
• Sonja Oswalt. 2005. Forest resources of South Carolina's national forests, 2001
• Sonja Oswalt, Sammy L. King. 2005. Channelization and floodplain forests: impacts of accelerated sedimentation and valley plug formation on floodplain forests of the Middle Fork Forked Deer River, Tennessee, USA
• Roger Conner, Tim Adams, Brett J. Butler, William Bechtold, Tony Johnson, Sonja Oswalt, Gretchen Smith, Susan Will-Wolf, Christopher W. W. Woodall. 2004. The state of South Carolina's forests, 2001
• Christopher M. Oswalt, Wayne K. Clatterbuck, Sonja Oswalt, Allan E. Houston, Scott E. Schlarbaum. 2004. First-year Effects of Microstegium Vimineum and Early Growing Season Herbivory on Planted High-quality Oak (Quercus Spp.) Seedlings in Tennessee

Data and Tools

• Dashboard
  

  Resources Planning Act Assessment Data Explorer

  https://research.fs.usda.gov/products/dataandtools/resources-planning-act-assessment-data-explorer

Other Publications

• Brochure
  

  Forest Ecosystem Health Indicators

  https://research.fs.usda.gov/understory/forest-ecosystem-health-indicators

Multimedia

• Webinars

  Forest Resources of the United States

  https://research.fs.usda.gov/products/multimedia/webinars/forest-resources-united-states

• University of Tennessee, M.S., Wildlife and Fisheries Science with Minor in Statistics, 2003
• University of Tennessee, B.S., Botany, 1998