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SPARROW Surface Water Quality Workshop October 29-31, 2002 Reston, Virginia Section 5. Comparison of GIS Approaches, Dat

SPARROW Surface Water Quality Workshop October 29-31, 2002 Reston, Virginia Section 5. Comparison of GIS Approaches, Data Sources and Management. Difficult. Moderate. Few Problems. Network Approach Comparison. RF1 DEM NHD Attributes Topology Scale/Density Watersheds Availability.

551 views • 44 slides

Environmental Issues That Affect Confinement Beef Production

Environmental Issues That Affect Confinement Beef Production. Environmental Impact. CAFO (Confined Animal Feeding Operations) http://www.epa.gov/region07/water/cafo/index.htm. CAFO (Concentrated Animal Feeding Operations) http: //www.epa.gov/region07/water/cafo/index.htm

484 views • 35 slides

Introduction to GIS and Hydrology

1.55k views • 31 slides

Session VII: Fugitive Dust Area Sources

Session VII: Fugitive Dust Area Sources. Paved and Unpaved Roads. PAVED ROADS Overview. SCC: 2294000000 Pollutants PM 10 , PM 2.5 Activity Data Emission Factors State-level Emission Calculations Emissions Allocation to Counties Control Factors. PAVED ROADS NEI Method.

323 views • 21 slides