Challenges to the Reforestation Pipeline in the United States oleh Joseph Fargione, Diane L. Haase, Owen T. Burney, Olga A. Kildisheva, Greg Edge, Susan C. Cook-Patton, Teresa Chapman, Austin Rempel, Matthew D. Hurteau, Kimberley T. Davis, Solomon Dobrowski, Scott Enebak, Rafael De La Torre, Arvind A. R. Bhuta, Frederick Cubbage, Brian Kittler, Daowei Zhang, Richard W. Guldin