Center for Remote Sensing and Mapping Science
Department of Geography «» The University of Georgia

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Maps Protect National Treasures	Article in The University of Georgia Research Magazine (Summer/Fall 2003) describing the CRMS vegetation mapping efforts in Great Smoky Mountains National Park.
NASA Approves Grant for University of Georgia's Center for Remote Sensing and Mapping Science	Press release describing CRMS being named a NASA Center of Excellence in Remote Sensing.
A Clearer Picture for Preservation	Describes the role of CRMS in mapping the Florida Everglades.
The GIS Landscape	Describes many of the research and service activities of the CRMS.
Photogrammetric and GIS techniques for the development of vegetation databases of mountainous areas: Great Smoky Mountains National Park	Article describing the work of the CRMS in mapping the vegetation of Great Smoky Mountains National Park
Mapping from ASTER stereo image data: DEM validation and accuracy assessment	Describes joint CRMS/JPL work in the suitability of ASTER satellite image for DEM generation.
Using Scanned Aerial Photographs	Describes the preparation and use of air photos in a GIS.
Digital Orthophoto Production In the Desktop Environment	Describes the use the Desktop Mapping System (DMS) software to produce digital orthophotos.

Additional References

Great Smoky Mountains National Park Vegetation Mapping Project

Jordan, Thomas R., 2002. Softcopy Photogrammetric Techniques for Mapping Mountainous Terrain: Great Smoky Mountains National Park. Doctoral Dissertation, The University of Georgia, Athens, Georgia, 193 pp.

Welch, R., M. Madden and T. Jordan, 2002. Photogrammetric and GIS techniques for the development of vegetation databases of mountainous areas: Great Smoky Mountains National Park, ISPRS Journal of Photogrammetry and Remote Sensing, 57(1-2): 53-68.

Madden, M. and T. Jordan, 2001. Spatiotemporal analysis and visualization in environmental studies, International Archives of Photogrammetry and Remote Sensing, Vol. 34, Part 4/W5: 71-72.

Welch, R., T. Jordan and M. Madden, 2000. GPS surveys, DEMs and scanned aerial photographs for GIS database construction and thematic mapping of Great Smoky Mountains National Park, International Archives of Photogrammetry and Remote Sensing, Vol. 33, Part B4/3: 1181-1183.

Everglades National Park and South Florida Vegetation Mapping Project

Hirano, Akira, Marguerite Madden, and Roy Welch, 2003. Hyperspectral image data for mapping wetland vegetation. WETLANDS, 23(2).

Welch, R., M. Madden, and R. F. Doren, 2002. Maps and GIS databases for environmental studies of the Everglades , Chapter 9. In, J. Porter and K. Porter (Eds.) The Everglades , Florida Bay and Coral Reefs of the Florida Keys : An Ecosystem Sourcebook, CRC Press, Boca Raton , Florida : 259-279.

Madden, M. D. Jones and L. Vilchek, 1999. Photointerpretation key for the Everglades Vegetation Classification System, Photogrammetric Engineering and Remote Sensing, 65(2): 171-177.

Welch, R., Madden, M. and R. Doren, 1999. Mapping the Everglades, Photogrammetric Engineering and Remote Sensing, 65(2): 163-170.

Welch, R., M. Madden, R. Doren and K. Rutchey (Eds.) 1999. Mapping Vegetation in the Everglades, Special Issue, Photogrammetric Engineering and Remote Sensing, Vol. 65, No. 2.

Welch, R. and M. Remillard, 1997. Interfacing multimedia with GIS for database visualization, International Archives of Photogrammetry and Remote Sensing, Vol. 32, Part 3-4W2: 203.

Welch, R., M. Remillard, J. Alberts, A. Chalmers, 1997. GIS Modeling to Assess the Impact of Management Activities and Non-Point Source Pollution on Coastal Marshlands of the SINERR, Final Report to the US Dept. of Commerce, National Oceanic and Atmospheric Administration, Marine and Estuarine Management Division, Contract # NA37OR0168, Center for Remote Sensing and Mapping Science, University of Georgia, Athens, Georgia: 35 pp.

Welch, R. and M. Remillard (Eds.) 1996. ISPRS Commission IV: Mapping and Geographic Information Systems, Special Issue, ISPRS Journal of Photogrammetry and Remote Sensing, Vol. 51, No. 4.

Welch, R. and M. Remillard, 1996. GPS, photogrammetry and GIS for resource mapping applications, In, (Clifford W. Greve, Ed.) Digital Photogrammetry: An Addendum to the Manual of Photogrammetry, American Society for Photogrammetry and Remote Sensing, Bethesda, MD: 183-194.

Welch, R., M. Remillard and R. Doren, 1995. GIS database development for South Florida’s National Parks and Preserves, Photogrammetric Engineering and Remote Sensing, 61(11): 1371-1381.

Natural Resource Mapping

Litts, Thomas, Heather Russell, Adrian Thomas, and Roy Welch, 2001. Mapping Irrigated Lands in the ACF River Basin. In: Proceedings of the 2001 Georgia Water Resources Conference, Athens, GA, pp. 79 - 83.

Fernandes, N. and R. Welch, R., 1994. Interactive Modeling of Sediment-Related Nonpoint Source Pollution in the Watersheds of Lake Allatoona. Final Report to Georgia Department of Natural Resources Environmental Protection Division, Contract Number 750-290038, 63 pp.

Remillard, M. and R. Welch, 1992. GIS technologies for aquatic macrophyte studies: I. Database development and changes in the aquatic environment. Landscape Ecology, 7(3):151 162.

Welch, R., M. Remillard and J. Alberts, 1992. Integration of GPS, remote sensing and GIS techniques for coastal resource management. Photogrammetric Engineering and Remote Sensing, 58 (11):1571-1578.

Desktop Mapping and Softcopy Photogrammetry

Welch, R., 1989. Desktop mapping with personal computers. Photogrammetric Engineering and Remote Sensing, 55(11): 1651-1662.

Welch, R., M. Madden and T. Jordan, 2002. Photogrammetric and GIS techniques for the development of vegetation databases of mountainous areas: Great Smoky Mountains National Park , ISPRS Journal of Photogrammetry and Remote Sensing, 57(1-2): 53-68.

Welch, R., and T.R. Jordan, 1996. Digital Orthophoto Production in a Desktop Environment. GIM Magazine, Vol. 10, No. 7 (July), pp. 26-27.

Welch, R. and T.R. Jordan, 1996. Using Scanned Air Photographs. In Raster Imagery in Geographic Information Systems, (S. Morain and S.L. Baros, eds), Onward Press, pp. 55-69.

Remote Sensing and Mapping Technology

Welch R., T.R. Jordan, H. Lang and H. Murakami, 1998. ASTER as a Source for Topographic Data in the Late 1990s, IEEE Transactions in Remote Sensing, Vol. 36, No. 4 (July), pp. 1282-1289.

Welch, R. and T.R. Jordan, 1997. Comparative Mapping from High Resolution Satellite Images and Scanned Aerial Photographs. Technical Papers of 1997 ACSM/ASPRS Annual Convention and Exposition, Seattle, April 7-10, Vol. 3, pp.483-484.

Welch, R., T.R. Jordan, and J.C. Luvall, 1990. Geocoding and stereo display of tropical forest multisensor datasets. Photogrammetric Engineering and Remote Sensing, Vol. 56, No. 10, pp. 1389-1392.

Welch, R., T.R. Jordan and M. Ehlers, 1985. Comparative evaluations of the geodetic accuracy and cartographic potential of Landsat-4 and Landsat-5 Thematic Mapper data. Photogrammetric Engineering and Remote Sensing, Vol. 51, No. 9, pp. 1249-1262.

Soil Erosion Studies

Welch. R, A.W. Thomas, S.S. Fung and T.R. Jordan, 1995. Photogrammetric Measurement of Ephemeral Gully Erosion. U.S. Department of Agriculture-Agricultural Research Service, ARS Publication 131, May, 78 pp.

Thomas, A.W., R. Welch and T.R. Jordan, 1986. Quantifying concentrated-flow erosion on cropland with aerial photogrammetry. Journal of Soil and Water Conservation, Vol. 41, No. 4 (July-August), pp. 249-252.

Welch, R., T.R. Jordan and A.W. Thomas, 1984. A photogrammetric technique for measuring soil erosion. Journal of Soil and Water Conservation, Vol. 39, No.3, pp. 191-194.

Welch, R., T.R. Jordan, and A.W. Thomas, 1983. Photogrammetry: a promising technique for monitoring gully erosion. Journal of Soil and Water Conservation, Vol. 39, No. 3 (May-June), pp. 191-194.

Welch, R. and T.R. Jordan, 1983. Analytical non-metric close range photogrammetry for monitoring stream channel erosion. Photogrammetric Engineering and Remote Sensing, Vol. 49, No. 3 (March), pp. 367-374.