National Park Service

Inventory & Monitoring (I&M)

Source Data used by NPScape to Produce Metric GIS Data

NPScape provides estimates of its Metrics using nationally available data from published and authoritative sources. Please consult our Standard Operating Procedures (SOPs), as well as the source data references below, for important details concerning limitations of the source data and – by extension – NPScape Metric GIS Data.

Measure Source data Years Resolution Reference
Population US Census Bureau 1990, 2000, 2010 Census Block Groups US Census Bureau 1991, 2001, 2011
US Census Bureau 1790-1990, by decade County Waisanen & Bliss 2002
State Agencies 2010-2050 (varies), by decade County State agency references provided in National Park Service 2010
Housing Spatially Explicit Regional Growth Model (SERGoM) 1970-2100, by decade 100m cells Theobald 2005
Roads Environmental Systems Research Institute (ESRI) Varies, up to 2005 Varies ESRI 2010
Landcover National Land Cover Data (NLCD) 2001, 2006, 2011 30m cells Vogelmann et. al. 2001, Homer et. al. 2004, Fry et. al. 2009
NOAA Coastal Change Analysis Program (CCAP) 1996, 2001, 2006, 2011 30m cells NOAA Coastal Services Center 2013
North American Land Change Monitoring System (NALC) 2005, 2010 (coming soon) 250m cells Commission for Environmental Cooperation 2014
Pattern National Land Cover Data (NLCD) 2006, 2011 30m cells Ritters 2011, including source data references for NLCD
North American Land Change Monitoring System (NALC) 2005, 2010 (coming soon) 250m cells Source data reference for NALC
Climate Parameter-elevation Regressions on Independant Slopes Model (PRISM) 1895-present; 1971-2000 & 1980-2010 normals (monthly) ~4km or 800m cells PRISM Climate Group 2012
SNOw Data Assimilation System (SNODAS) 10/1/2003 - present (daily) 1km cells National Operational Hydrologic Remote Sensing Center 2004
Climate Research Unit (CRU) 1961-1990 climatologies (monthly) ~8 to 17km cells New et. al. 2000
Scenarios Network for Alaska & Arctic Planning (SNAP) 1901-2009 ~770m or 2km cells SNAP 2012
Conservation Status Protected Areas Database of the US (PAD-US) Varies Varies USGS Gap Analysis Program 2012
National Marine Protected Areas Center Varies Varies National Marine Protected Areas Center 2011
World Protected Areas Database (WDPA) Varies Varies World Commission on Protected Areas 2011

References

  • Commission for Environmental Cooperation. 2014. 2005 Land Cover of North America at 250 meters. http://www.cec.org/Page.asp?PageID=1226&ContentID=&SiteNodeID=498&BL_ExpandID=. Last Accessed August 6, 2014.
  • ESRI. 2010. U.S. and Canada Detailed Streets. Compiled by Tele Atlas North America (2005), Inc., distributed by ESRI. Redlands, CA. DVD.
  • Fry, J., Xian, G., Jin, S., Dewitz, J., Homer, C., Yang, L., Barnes, C., Herold, N. & Wickham, J. (2011). Completion of the 2006 National Land Cover Database for the conterminous United States. Photogrammetric Engineering & Remote Sensing, Vol.77, No.9, pp. 858-864.
  • National Marine Protected Areas Center. 2012. Marine Protected Areas Inventory (MPA). http://marineprotectedareas.noaa.gov/dataanalysis/mpainventory/. Last accessed August 6, 2014.
  • New, M., Lister, D., Hulme, M. & Makin, I. 2000. A high-resolution data set of surface climate over global land areas. Climate Research, 21: 1-25. http://www.cru.uea.ac.uk/cru/data/hrg/tmc/.
  • NOAA Coastal Services Center. 2013. Coastal Change Analysis Program Regional Land Cover: http://www.csc.noaa.gov/digitalcoast/data/ccapregional/. Last accessed August 6, 2014.
  • National Operational Hydrologic Remote Sensing Center (NOHRSC). 2004. Snow Data Assimilation System (SNODAS) Data Products at NSIDC. Boulder, Colorado USA: National Snow and Ice Data Center. http://nsidc.org/data/g02158.html. Last accessed August 6, 2014.
  • PRISM Climate Group. 2012. Oregon State University. http://prism.oregonstate.edu. Last accessed August 6, 2014.
  • Riitters, K.H. (2011) Spatial patterns of land cover in the United States: a technical document 28 supporting the Forest Service 2010 RPA Assessment. Gen. Tech. Rep. SRS-136.
  • Scenarios Network for Alaska and Arctic Planning, University of Alaska (SNAP). 2012. Data Downloads. http://www.snap.uaf.edu/datamaps.php. Last accessed August 6, 2014.
  • Theobald, D.M. 2005. Landscape patterns of exurban growth in the USA from 1980 to 2020. Ecology and Society 10:32. (online) http://www.ecologyandsociety.org
  • US Census Bureau. 1991. Census 1990 Summary Tape File 1 United States. Prepared by the U.S. Census Bureau, 1991. http://factfinder2.census.gov/faces/nav/jsf/pages/index.xhtml. Last accessed August 6, 2014.
  • US Census Bureau. 2001. Census 2000 Summary File 1 United States. Prepared by the U.S. Census Bureau, 2001. http://www.census.gov/prod/cen2000/doc/sf1.pdf. Last accessed August 6, 2014.
  • US Census Bureau. 2011. Census 2010 Summary File 1 United States. Prepared by the U.S. Census Bureau, 2011. http://www.census.gov/prod/cen2010/doc/sf1.pdf. Last accessed August 6, 2014.
  • USGS Gap Analysis Program. 2012. Protected Areas Database of the United States (PADUS), version 1.3 http://gapanalysis.usgs.gov/padus/data/download/. Last accessed August 6, 2014.
  • Waisanen, P.J. and N.B. Bliss. 2002. Changes in population and agricultural land in conterminous United States counties, 1790-1997. Global Biogeochemical Cycles 16:1137-1156.
  • World Commission on Protected Areas. 2011. World Database on Protected Areas (WDPA). http://www.protectedplanet.net/. Last accessed August 6, 2014.

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