UVM Spatial Analysis Lab, Grove, J.M, O'Neil-Dunne, J. 2009-12-31 This bare earth DEM for the Gwynns Falls was interpolated at a resolution of 1 meter from LIDAR data with an average post spacing of 1 meter using the Natural Neighbor interpolation method available in the ArcGIS 3D Analyst. LIDAR, Bare Earth, DEM, Gwynns Falls, Maryland, Baltimore, Baltimore City, USA, City of Baltimore, http://beslter.org/geodatabase_SAL/Topography/LiDAR_BareEarth_GF.img The Baltimore Ecosystem Study ultimately will conduct research and educational activities throughout the Baltimore metropolitan area. This large area includes Baltimore City, Baltimore County, and the counties of Ann Arundel, Carrol, Harford, Howard, and Montgomery. Gwynns Falls includes agricultural lands, recently suburbanized areas, established suburbs, and dense urban areas having residential, commercial and open spaces. In addition, a reference area has been established in a forested catchment of the Gunpowder drainage in Oregon Ridge County Park. -77.314183 -76.012008 39.724847 38.708367 50 700 feet Jonathan Walsh Cary Institute of Ecosystem Studies Information Manager

IES Box AB, 65 Sharon Tpke Millbrook NY 12545 USA

845-677-7600 walshj@ecostudies.org Mike McGuire The scientists, the BES-LTER Program, and the Cary Institute of Ecosystem Studies must receive adequate acknowledgement for the use of data by other scientists, and the BES LTER program must receive two copies of any publication using that data. CUERE mcguire1@umbc.edu Baltimore Ecosystem Study

Room 134 TRC Building University of Maryland, Baltimore County 5200 Westland Blvd Baltimore MD 21227

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