Keywords: Van Hoven makes a red oak bore 02 - ANC Feb 2013.jpg en Stephen Van Hoven chief of the Horticulture Division at Arlington National Cemetery uses a hand tool to take at a bore sample from a fallen red oak tree in the Millennium Project site at Arlington National Cemtery in Arlington County Virginia in the United States on February 6 2013 The bore was taken from a tree cut down as part of the Millennium Project which will clear 27 acres of property on the cemtery grounds The project will add an additional 30 000 burial and inurnment sites Horticultural experts estimated the age of all trees in the Millennium Project site based on height trunk circumference and other factors Many of the oldest non-invasive trees will be retained Experts use the data collected from initial trees cut down as part of the project to confirm these estimates of age 2013-02-06 11 37 15 http //www flickr com/photos/armyengineersnorfolk/8455121899 US Army Corps of Engineers Patrick Bloodgood photographer other versions PD-USGov Uploaded with UploadWizard Millennium Project Arlington National Cemetery |