1. W.G. Kepner, P. Comer, D. Osborne, D. Semmens, and K. Gergely US-IALE 2004, SW ReGAP Special Session 31 March 2004 The Southwest Regional Gap Analysis Project: A Database Model for Regional Landscape Assessment, Resource Planning, and Vulnerability Analysis

2. Southwest Regional GAP Project Arizona, Colorado, Nevada, New Mexico, and Utah US-IALE 2004, Las Vegas, Nevada: Transdisciplinary Challenges in Landscape Ecology

4. BLM Ownership

6. Vegetation Treatments EIS

7. National Forest System Lands Regions Stations National District/Forest

8. Gap Land Cover use in Fire Management

9. Fire Regime 1 - 0-35 year frequency and low to mixed severity 2 - 0-35 year frequency and high severity 3 - 35-100 + year frequency and mixed severity 4 - 35-100 + year frequency and high severity 5 - 200 + year frequency and high severity Non Fuels BLM Field Office Boundary

12. The National Park Service Inventory and Monitoring Program

13. Alternative Futures Planning for the future is a complicated and uncertain process. Futures assessment requires input from stakeholders knowledgeable about policies in a region. Possible to investigate several “futures” or points of view at one time.

15. Regional Conservation Scenarios Utah High Plateaus

16. USE MULTIPLE ASSUMPTIONS for 1) ECOLOGICAL REPRESENATATION and 2) SOCIO-ECONOMIC TRADEOFF TO GENERATE ALTERNATIVE SCENARIOS

17. Ecoregion and watersheds Grid of 750 he spatial analysis units Rare Species Occurrence Derived from Gap Land Cover Freshwater Ecosystems (headwater reaches) Migratory Species Habitat Value Land Use Compatibility Spatial Optimization Algorithm Expert Review and Refinement Spatial Optimization Meeting Multi-Criteria Objectives

18. Principle Effects of Land Cover on Watershed Response Precipitation Evapotranspiration Infiltration Groundwater Interception Runoff Volume Peak Flow Sediment Yield Water Quality Land cover

19. Watershed Discretization (model elements) + Land Cover Soil Rain Results Run model and import results Intersect model elements with Digital Elevation Model (DEM) Sediment yield (t/ha)Sediment discharge (kg/s) Water yield (mm)Channel Scour (mm) Transmission loss (mm)Peak flow (m 3 /s or mm/hr) Surface runoff (mm)Sediment yield (kg) Percolation (mm)Runoff (mm or m 3 ) ET (mm)Plane Infiltration (mm) Precipitation (mm)Channel Infiltration (m 3 /km) SWAT Outputs KINEROS Outputs AGWA Inputs and Outputs

20. AGWA Inputs Land CoverSoilsDEM - Elevation

21. AGWA-SWAT Water Yield (millimeters)

22. AGWA-SWAT Sediment Yield (tons/hectare)

23. Future? Other Regional GAP projects?