from dirt to digits soil surveys in the digital age
DESCRIPTION
From Dirt to Digits Soil Surveys in the Digital Age. Tim Prescott U.S. Department of Agriculture Natural Resources Conservation Service. How do we go from Dirt to Digits?. “Laws are like sausages. It’s better not to see them being made.” Otto von Bismark - PowerPoint PPT PresentationTRANSCRIPT
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From Dirt to Digits
Soil Surveys in the Digital Age
Tim PrescottU.S. Department of AgricultureNatural Resources Conservation Service
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How do we go from Dirt to Digits?
“Laws are like sausages. It’s better not to see them being made.” Otto von Bismark
“Any sufficiently advanced technology is indistinguishable from magic.” Arthur C. Clarke
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The Soil Survey Geographic DatabaseSSURGO
Digitized version of the Soil Survey publications + added value
Compiled to orthographic base Photogrammetric distortions removed Scale of 1:12,000 or 1:24,000 Standards in National Soil Survey Handbook Rigorous review and certification process
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http://datagateway.nrcs.usda.gov
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SSURGO is a valuable product
About 11,522,700 acres digitized in West Virginia
Estimated value: $57,613,495
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Top 3 geospatial accomplishments of 2003-2004
Provided $375,000 in funding to WV-SAMB for digital orthophotography acquisition
Funded $12,500 cooperative agreement with USGS for 10 meter DEM development
Provided comprehensive DOQQ imagery coverage to WV-GISTC for unrestricted download
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Top 3 geospatial goals for 2004-2005
Transition to ArcGIS 9
Finish SSURGO development by 2007
Acquire more elevation data wherever possible
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Tim Prescott’s NRCS GIS Mission Statement
To develop, acquire and disseminate digital data and technologies that will enhance the processes of sound resource management, policy and planning.
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NRCS responsibilities for geospatial data: Soils NAPP Digital Orthophotography (in partnership
with USGS and FSA) Watershed boundaries National Resource Inventory (NRI)
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How can the geospatial community help? Cooperative agreements Contact legislators and other agencies about the
importance of soils data, DOQQs, etc. Share your data Help us research and develop new tools and data
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Any Questions?