1. Historical woodland density of the conterminous United States, 1873
- Author(s):
- Liknes, Greg C.; Nelson, Mark D.; Kaisershot, Daniel J.
2. Live tree species basal area of the contiguous United States (2000-2009)
- Author(s):
- Wilson, Barry T.; Lister, Andrew J.; Riemann, Rachel I.; Griffith, Douglas M.
3. Forest carbon stocks of the contiguous United States (2000-2009)
- Author(s):
- Wilson, Barry Tyler; Woodall, Christopher W.; Griffith, Douglas M.