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Federal
NCRN Bird Monitoring Data 2007 - 2017
Department of the Interior —
These data represent the first ten years of data collection (2007-2016) on avian abundance/density and distribution in the National Capital Region as part of the... -
Federal
Hydrographic and Impairment Statistics Database: NACE
Department of the Interior —
Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in... -
Federal
Digital Geologic Map of George Washington Memorial Parkway and parks in the National Capital Area, Virginia, Maryland, and the District of Columbia (NPS, GRD, GRI, GWMP, ROCR, NACE, GREE, CHOH, GWMP digital map)
Department of the Interior —
The Digital Geologic Map of George Washington Memorial Parkway and parks in the National Capital Area, Virginia, Maryland, and the District of Columbia is composed of... -
Federal
Surface Elevation Table Measurements Along the Atlantic Seaboard, 2025 Cumulative Data Package
Department of the Interior —
The National Park Service (NPS) in response to the growing evidence and awareness of the effects of climate change on federal lands determined that monitoring wetland... -
Federal
Aerial Photography 2004, Color Infrared National Capital Parks-East
Department of the Interior —
This color infrared imagery covers the area in and around the National Capital Parks-East (NACE). The photographs were taken in 2004 and published in 2006....