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Records 101 to 156 of 156

2003
Wickham, J D. AND K. H. Riitters. HOW FAR TO THE NEAREST ROAD? Presented at Science Forum 2003, Washington, DC, May 5-7, 2003.
Riitters, K. H. AND J D. Wickham. LOCALIZING NATIONAL FRAGMENTATION STATISTICS WITH FOREST TYPE MAPS. JOURNAL OF FORESTRY 101(4):18-22, (2003).
Wickham, J D. SCALING-UP INFORMATION IN LAND-COVER DATA FOR LARGE-SCALE ENVIRONMENTAL ASSESSMENTS. Presented at Forest-Related Activities and Integrated Assessment Approaches in the European Union and the United States Joint Research Centre, Ispra, Italy, December 10, 2003.
Smith, E R., R. V. O'Neill, J D. Wickham, K B. Jones, L. E. Jackson, V Kilaru, AND R J. Reuter. THE US EPA'S REGIONAL VULNERABILITY ASSESSMENT PROGRAM: A RESEARCH STRATEGY FOR 2001-2006. U.S. Environmental Protection Agency, Washington, DC, EPA/600/R-01/008 (NTIS PB2003-102734), 2003.
Stehman, S. V., J D. Wickham, AND L. Yang. THEMATIC ACCURACY OF THE 1992 NATIONAL LAND-COVER DATA (NLCD) FOR THE EASTERN UNITED STATES: STATISTICAL METHODOLOGY AND REGIONAL RESULTS. REMOTE SENSING OF ENVIRONMENT 86(4):500-516, (2003).
Wickham, J D., T G. Wade, K. H. Riitters, R. V. O'Neill, J H. Smith, E R. Smith, K B. Jones, AND A C. Neale. UPSTREAM-TO-DOWNSTREAM CHANGES IN NUTRIENT EXPORT RISK. LANDSCAPE ECOLOGY 18(2):193-206, (2003).
Wickham, J D. AND T G. Wade. WATERSHED LEVEL RISK ASSESSMENT OF NITROGEN AND PHOSPHOROUS EXPORT. COMPUTERS AND ELECTRONICS IN AGRICULTURE 37(1-3):15-24, (2003).
2002
Jones, K B., T G. Wade, S T. Jarnagin, AND J D. Wickham. A FIRST APPROXIMATION OF IMPERVIOUS SURFACES ACROSS THE DANUBE RIVER BASIN USING THE CORINE LAND COVER DATABASE AND POTENTIAL RELATIONSHIPS TO FLOODING RISKS. Presented at NATO/CCMS Landscape Project Workshop, Kiel, Germany, November 19-24, 2002.
Wickham, J D. APPLICATION OF LAND-COVER DATA FOR ENVIRONMENTAL ASSESSMENTS. Presented at Land cover Map 2000, Monks Woods, United Kingdom, November 1, 2002.
Riitters, K. H., T G. Wade, K B. Jones, AND J D. Wickham. FOREST FRAGMENTATION IN THE UNITED STATES. Presented at ESRI Conference, San Diego, CA, July 8, 2002.
Smith, J H., J D. Wickham, S. V. Stehman, AND L. Yang. IMPACTS OF PATCH SIZE AND LAND COVER HETEROGENEITY ON THEMATIC IMAGE CLASSIFICATION ACCURACY. PHOTOGRAMMETRIC ENGINEERING AND REMOTE SENSING 68(1):65-70, (2002).
Smith, J H. AND J D. Wickham. MODELING POTENTIAL PATHOGEN INFECTED WATERS UTILIZING LANDSCAPE INDICES. Presented at Linkages between biodiversity, ecosystem health and human health, Washington, DC, June 6-11, 2002.
Wickham, J D. OVERVIEW OF US NATIONAL LAND-COVER MAPPING PROGRAM. Presented at Workshops on EON 2000, Montpelier, France, October 28-30, 2002.
Jones, K B., A C. Neale, T G. Wade, J D. Wickham, C L. Cross, C M. Edmonds, T. R. Loveland, M S. Nash, AND K. H. Riitters. THE CONSEQUENCES OF LANDSCAPE CHANGE ON ECOLOGICAL RESOURCES: AN ASSESSMENT OF THE UNITED STATES MID-ATLANTIC REGION. ECOSYSTEM HEALTH 7(4):229-242, (2002).
2001
Smith, J H., J D. Wickham, S. V. Stehman, AND L. Yang. ASSESSMENT OF LANDSCAPE CHARACTERISTICS ON THEMATIC IMAGE CLASSIFICATION ACCURACY. Presented at American Society of Photogrammetry and Remote Sensing 2002 Annual Meeting, Washington, DC, April 16-21, 2001.
Wickham, J D., R. V. O'Neill, K. H. Riitters, E R. Smith, T G. Wade, AND K B. Jones. GEOGRAPHIC TARGETING OF INCREASES IN NUTRIENT EXPORT DUE TO FUTURE URBANIZATION. ECOLOGICAL APPLICATIONS 12(1):93-106, (2001).
Smith, J H., J D. Wickham, AND S. V. Stehman. IMPACTS OF PATCH SIZE AND LANDSCAPE HETEROGENEITY ON THEMATIC IMAGE CLASSIFICATION ACCURACY. Presented at Association of American Geographers, New York, NY, February 27-March 3, 2001.
Tran, L. T., S T. Jarnagin, J D. Wickham, AND L. Baskaran. MAPPING SPATIAL ACCURACY AND ESTIMATING LANDSCAPE INDICATORS FROM THEMATIC LAND COVER MAPS USING FUZZY SET THEORY. Presented at Remote Sensing and GIS Accuracy Assessment Symposium, Las Vegas, NV, December 11-13, 2001.
Jones, K B., A C. Neale, M S. Nash, R. D. van Remortel, J D. Wickham, K. H. Riitters, AND R. V. O'Neill. PREDICTING NUTRIENT AND SEDIMENT LOADINGS TO STREAMS FROM LANDSCAPE METRICS: A MULTIPLE WATERSHED STUDY FROM THE UNITED STATES MID-ATLANTIC REGION. LANDSCAPE ECOLOGY 16(4):301-312, (2001).
Wickham, J D. AND T G. Wade. SAMPLE SELECTION OF MRLC'S NLCD LAND COVER DATA FOR THEMATIC ACCURACY ASSESSMENT. Presented at 2001 ESRI Conference Software Application Fair, San Diego, CA, July 9-13, 2001.
Yang, L., S. V. Stehman, J H. Smith, AND J D. Wickham. THEMATIC ACCURACY OF MRLC LAND COVER FOR THE EASTERN UNITED STATES. REMOTE SENSING OF ENVIRONMENT 76(3):418-422, (2001).
Smith, J H., J D. Wickham, D. Norton, T G. Wade, AND K B. Jones. UTILIZATION OF LANDSCAPE INDICATORS TO MODEL WATER QUALITY. Presented at International Association of Landscape Ecology (IALE), Tempe, AZ, April 25, 2001.
Smith, J H., K B. Jones, J D. Wickham, AND T G. Wade. UTILIZATION OF LANDSCAPE INDICATORS TO MODEL WATERSHED IMPAIRMENT. AMERICAN WATER RESOURCES ASSOCIATION, WATER RESOURCES BULLETIN, AND INTERNATIONAL ASSOCIATION ON WATER QUALITY 37(4):805-814, (2001).
2000
Jones, K B., L R. Williams, A M. Pitchford, E T. Slonecker, J D. Wickham, R. V. O'Neill, D Garofalo, AND W G. Kepner. A NATIONAL ASSESSMENT OF LANDSCAPE CHANGE AND IMPACTS TO AQUATIC RESOURCES: A 10-YEAR STRATEGIC PLAN FOR THE LANDSCAPE SCIENCES PROGRAM. U.S. Environmental Protection Agency, Washington, DC, EPA/600/R-00/001 (NTIS PB2001-100153), 2000.
Jones, K B., A C. Neale, M S. Nash, R. D. van Remortel, J D. Wickham, K. H. Riitters, AND R. V. O'Neill. ANALYZING THE CONSEQUENCES OF ENVIRONMENTAL SPATIAL PATTERNS ON ENVIRONMENTAL RESOURCES: THE USE OF LANDSCAPE METRICS GENERATED FROM REMOTE SENSING DATA. Presented at Geological Congress, Rio de Janeiro, Brazil, August 6-17, 2000.
Smith, J H., T G. Wade, J D. Wickham, AND K B. Jones. CORRELATION OF LANDSCAPE CHARACTERISTICS WITH NON-POINT SOURCE WATER POLLUTION. Presented at American Society of Photogrammetry and Remote Sensing, Washington, DC, May 24, 2000.
Ritters, K. H., J D. Wickham, R. V. O'Neill, K B. Jones, AND E R. Smith. GLOBAL-SCALE PATTERNS OF FOREST FRAGMENTATION. CONSERVATION ECOLOGY (ON-LINE) 4(2):1-29, (2000).
Vogelmann, J. E. AND J D. Wickham. IMPLEMENTATION STRATEGY FOR PRODUCTION OF NATIONAL LAND-COVER DATA (NLCD) FROM THE LANDSAT 7 THEMATIC MAPPER SATELLITE. U.S. Environmental Protection Agency, Washington, DC, EPA/600/R-00/051 (NTIS PB2001-101756), 2000.
Smith, E R., K. H. Ritters, AND J D. Wickham. INTEGRATING HUMAN, PHYSICAL, AND BIOLOGICAL DATA FOR LANDSCAPE ASSESSMENTS. Presented at The 15th Annual Symposium, U.S. Chapter of the International Association for Landscape Ecology, Ft. Lauderdale, FL, April 10-19, 2000.
Wickham, J D., K. H. Riitters, R. V. O'Neill, N. Reckhow, T G. Wade, AND K B. Jones. LAND COVER AS A FRAMEWORK FOR ASSESSING RISK OF WATER POLLUTION. AMERICAN WATER RESOURCES ASSOCIATION, WATER RESOURCES BULLETIN, AND INTERNATIONAL ASSOCIATION ON WATER QUALITY 36(6):1417-1422, (2000).
Jones, K B., A C. Neale, M S. Nash, K. H. Riitters, J D. Wickham, R. V. O'Neill, AND R. D. van Remortel. LANDSCAPE CORRELATES OF BREEDING BIRD RICHNESS ACROSS THE UNITED STATES MID-ATLANTIC REGION. ENVIRONMENTAL MONITORING AND ASSESSMENT 63(1):159-174, (2000).
O'Neill, R. V., E R. Smith, K. H. Ritters, J D. Wickham, K B. Jones, AND N. L. Tran. LANDSCAPE INDICATORS AND ASSESSMENT. Presented at The 15th Annual Symposium, U.S. Chapter of the International Association for Landscape Ecology, Ft. Lauderdale, FL, April 15-19, 2000.
Smith, J H., J D. Wickham, L. Yang, AND N. Van Driel. NATIONAL LAND-COVER DATA. Presented at The 15th Annual Symposium, U.S. Division of the International Association of Landscape Ecology, Ft. Lauderdale, FL, April 15-19, 2000.
Ritters, K. H., J D. Wickham, J. E. Vogelmann, AND K B. Jones. NATIONAL LAND-COVER PATTERN DATA. ECOLOGY 81(2):604, (2000).
Wickham, J D., E R. Smith, R. V. O'Neill, K. H. Ritters, T G. Wade, AND K B. Jones. SPATIAL PATTERN OF FUTURE VULNERABILITY OF STREAM EUTROPHICATION IN THE MID-ATLANTIC REGION OF THE UNITED STATES. Presented at 15th Annual Symposium, U.S. Division of the International Association of Landscape Ecology, Ft. Lauderdale, FL, April 15-19, 2000.
Wickham, J D. AND T G. Wade. SPATIAL PATTERN OF WATER POLLUTION RISK IN MARYLAND, USA. Presented at 2nd International Conference on Geospatial Data in Forestry and Agriculture, Lake Buena Vista, FL, January 31, 2000.
Wickham, J D., R. V. O'Neill, AND K B. Jones. THE GEOGRAPHY OF ECOSYSTEM VULNERABILITY. LANDSCAPE ECOLOGY 15(6):495-504, (2000).
1999
Wickham, J D., K B. Jones, K. H. Riitters, R. V. O'Neill, R. D. Tankersley, E R. Smith, A C. Neale, AND D J. Chaloud. ENVIRONMENTAL AUDITING: AN INTEGRATED ENVIRONMENTAL ASSESSMENT OF THE U.S. MID-ATLANTIC REGION. 24(4):553-560, (1999).
Wickham, J D., R. V. O'Neill, AND K B. Jones. FOREST FRAGMENTATION AS AN ECONOMIC INDICATOR. LANDSCAPE ECOLOGY 15:171 - 179, (1999).
Jones, K B., A C. Neale, M S. Nash, J D. Wickham, T G. Wade, K. H. Riitters, R. V. O'Neill, AND R. D. van Remortel. LANDSCAPE PATTERN CORRELATES OF STREAM CONDITION AND IMPLICATIONS FOR ASSESSING ALTERNATIVE FUTURE SCENARIOS FOR WATERSHED MANAGEMENT: AN EXAMPLE FROM THE U.S. MID-ATLANTIC REGION. Presented at Landscape Futures Symposium, Armidale, Australia, September 17-25, 1999.
Wickham, J D., K B. Jones, K. H. Riitters, T G. Wade, AND R. V. O'Neill. TRANSITIONS IN FOREST FRAGMENTATION: IMPLICATIONS FOR RESTORATION OPPORTUNITIES AT REGIONAL SCALES. LANDSCAPE ECOLOGY 14:137-145, (1999).
1998
Jones, K B., T G. Wade, J D. Wickham, K. H. Riitters, AND C M. Edmonds. CHARACTERIZING FOREST FRAGMENTATION AND VULNERABILITY BASED ON PATCH CHARACTERISTICS. Presented at U.S. Forest Service General Technical Notes, Ft. Collins, CO, November 7-11, 1998.
Jones, K B., A C. Neale, C M. Edmonds, J D. Wickham, AND K. H. Riitters. EVALUATING FOREST FRAGMENTATION AT MULTIPLE SCALES: A REMOTE SENSING APPROACH. Presented at North American Symposium: Toward a Unified Framework for Inventorying and Monitoring Forest Ecosystem Resources, Guadalahara, Mexico, November 1-6, 1998.
Wade, T., B. W. Schultz, J. Wickham, AND D. Bradford. Modeling the Potential Spatial Distribution of Beef Cattle Grazing Using a Geographic Information System. Journal of Arid Environments 38(2):325-334, (1998).
Jones, K B., K. H. Riitters, J D. Wickham, A C. Neale, AND R. V. O'Neill. RESPONSES OF BREEDING BIRDS TO LANDSCAPE STATUS AND CHANGE: A MULTI-SCALE ANALYSIS FROM THE UNITED STATES MID-ATLANTIC REGION. Presented at VII International Congress of Ecology, Florence, Italy, July 19-25, 1998.
1997
O'Neill, R. V., C. T. Hunsaker, K B. Jones, K. H. Riitters, J D. Wickham, P. M. Schwartz, I A. Goodman, B. L. Jackson, AND W. S. Baillargeon. MONITORING ENVIRONMENTAL QUALITY AT THE LANDSCAPE SCALE: USING LANDSCAPE INDICATORS TO ASSESS BIOTIC DIVERSITY, WATERSHED INTEGRITY, AND LANDSCAPE STABILITY. BIOSCIENCE 47(8):513-519, (1997).
Wickham, J D., R. V. O'Neill, K. H. Riitters, T G. Wade, AND K B. Jones. SENSITIVITY OF SELECTED LANDSCAPE PATTERN METRICS TO LAND COVER MISCLASSIFICATION AND DIFFERENCES IN LAND COVER COMPOSITION. PHOTOGRAMMETRIC ENGINEERING AND REMOTE SENSING 63(4):397-402, (1997).
Jones, K B., J D. Wickham, K. H. Riitters, AND R. V. O'Neill. TAKING A BROADER LANDSCAPE VIEW: AN ECOLOGICAL ASSESSMENT OF THE MID-ATLANTIC REGION OF THE UNITED STATES FROM SPACE. Presented at First International Conference on Environmental Indices, St. Petersburg, Russia, July 7-11, 1997.
1996
Riitters, K. H., R. V. O'Neill, J D. Wickham, AND K B. Jones. A NOTE ON CONTAGION INDICES FOR LANDSCAPE ANALYSIS. LANDSCAPE ECOLOGY 11(4):197-202, (1996).
Jones, K B., J. Walker, K. H. Riitters, J D. Wickham, AND C. Nicoll. INDICATORS OF LANDSCAPE INTEGRITY. J. Walker & D. Reuter (ed.), Indicators of Catchment Health: A Technical Perspective , 155-168, (1996).
O'Neill, R. V., C. T. Hunsaker, S. P. Timmins, B. L. Jackson, B. Jones, K. H. Riitters, AND J. Wickham. SCALE PROBLEMS IN REPORTING LANDSCAPE PATTERN AT THE REGIONAL SCALE. Landscape Ecology 11(3):169-180, (1996).
O'Neill, R. V., C. T. Hunsaker, S. P. Timmons, B. L. Jackson, K B. Jones, K. H. Riitters, AND J D. Wickham. SCALE PROBLEMS IN REPORTING LANDSCAPE PATTERNS AT THE REGIONAL SCALE. LANDSCAPE ECOLOGY 11(3):169-180, (1996).
1995
Wickham, J D., T G. Wade, K B. Jones, K. H. Riitters, AND R. V. O'Neill. DIVERSITY OF ECOLOGICAL COMMUNITIES IN THE U.S. Vegetatio 119:91-100, (1995).
Wickham, J., T G. Wade, K. B. Jones, K. H. Riitters, AND R. V. O'Neill. DIVERSITY OF ECOLOGICAL COMMUNITIES OF THE UNITED STATES. Vegetatio 119(2):91-100, (1995).
Kepner, W G., K B. Jones, D J. Chaloud, J D. Wickham, K. H. Riitters, AND R. V. O'Neill. MID-ATLANTIC LANDSCAPE INDICATORS PROJECT PLAN. U.S. Environmental Protection Agency, Washington, DC, EPA/620/R-95/003 (NTIS PB95-274270), 1995.
Wickham, J D., J. Wu, AND D F. Bradford. STRESSOR DATA SETS FOR STUDYING SPECIES DIVERSITY AT LARGE SPATIAL SCALES. U.S. Environmental Protection Agency, Washington, DC, EPA/600/R-95/018 (NTIS PB95-249462), 1995.