Ian Gurney '09, left, a College of Life Sciences and Agriculture environmental horticulture graduate and Nick Brown, majoring in landscape architecture at UMass, both with Site Structures Landscape, Inc, in Eliot, Maine, plant a Princeton Elm, one of 45 trees being planted to replace trees that have died, been damaged by storms, or removed due to construction, as a measure to ensure a long term tree canopy around campus. (Mike Ross/UNH Photographic Services)