@misc{indiciae45fc03f6c113,
  title = {National Land Cover Database 2001 (NLCD01) Tree Canopy Layer Tile 4, Southeast United States: CNPY01\_4},
  author = {Andrew E. LaMotte and Michael Wieczorek},
  year = {2010},
  doi = {10.3133/70046121},
  url = {https://pubs.usgs.gov/publication/70046121},
  note = {Source identifier: 70046121}
}