k-tree density estimation from sparse nearest-neighbor data Aaron Ellison, Harvard University;
Nicholas J. Gotelli, University of Vermont;
Natalie Hsiang, Mount Holyoke College;
Adam B. Maidman, University of Massachusetts;
Michael Lavine, University of Massachusetts
Vegetation phenology and carbon and energy fluxes in arctic tundra Kemal Gökkaya, University of Notre Dame;
Yueyang Jiang, Marine Biological Laboratory;
Edward B. Rastetter, Marine Biological Lab;
Gaius R. Shaver, Marine Biological Laboratory;
Adrian Rocha, University of Notre Dame
