U.S. DEPARTMENT OF THE INTERIORBUREAU OF LAND MANAGEMENT
 
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REA Documents

Documents will be posted as they become available. Seven documents are planned to be released for each ecoregional assessment.

Rapid Ecoregional Assesments (REAs) - Documents:

Completed REAs

  • Northern Great Basin/Snake River Plains REA.  This REA was a pilot effort prepared in 2009.  It focuses on the potential effects of two key change agents, wildfire and invasive cheatgrass, to sage-grouse habitats and mule deer winter range.

Brochures (PDF)

Slides (PowerPoint)

REAs in Process or Completed


Central Basin and Range (CBR) REA Memos and Reports

Description

Document Link

Management questions, conservation elements, and change agentsTask 1 Final Memorandum  (PDF)
Datasets for analysisTask 2 Final Memorandum (PDF)
Analytical models and toolsTask 3 Final Memorandum (PDF)
REA work planTask 4 Final Workplan (PDF)
Preliminary findings for reviewTask 5 Final: Day 1A , 1B and Day 2A , 2B .  (PDFs)

REA Final Report

Refer to the Table of Contents for detailed descriptions of each Section and Appendix.

Data, maps, and models available through the Data Portal.

CBR Final Report
CBR Appendix A (Change Agents)
CBR Appendix B (Conservation Elements)
CBR Appendix C (Places)
CBR Appendix D (Integrated Assessment)
CBR Appendix E (References)
CBR Appendix F (Case Studies)



 Central Yukon (CYR) REA Memos and Reports

Description

Document Link

Management questions, conservation elements, and change agentsIn Progress
Datasets for analysis 
Analytical models and tools 
REA work plan 
Preliminary findings for review 
REA report, maps, and supporting documents 
REA Land Status Map 

Colorado Plateau (COP) REA Memos and Reports

Description

Document Link

Management questions, conservation elements, 
and change agents
Task 1 Final Memorandum (PDF)
Datasets for analysisTask 2 Final Memorandum (PDF)
Analytical models and toolsTask 3 Final Memorandum (PDF)
REA work planTask 4 Final Workplan (PDF)
Preliminary findings for reviewTask 6 Workshop Materials Part 1 and Part 2  (PDF)

REA final report is in multiple PDF files

Refer to the Table of Contents in Section 1 for 
detailed descriptions of each Section and Appendix.

Data, maps, and models available through the Data Portal.

COP Sections 1, 2, 3 (BLM, Intro, Methods)
COP Section 4.1 thru 4.2.1 (Existing Conditions)
COP Sage Grouse Insert (Case Study)
COP Sections 4.2.2  thru 4.3 (Existing Conditions)
COP Tamarisk Insert (Case Study)
COP Section 5.1 thru 5.4 (Climate Change)
COP Section 6 (Findings and Applications)
COP Appendix A (Management Questions)
COP Appendix B (Ecological Systems)
COP Appendix C (Species Conservation Elements)
COP Appendix D (Logic Models)


Madrean Archipelago (MAR) REA Memos and Report
Task Description Document Links Webinar Presentation Brochure(s)

PHASE I

Initiate Project:
Pre-Assessment Work Plan, Communication Plan

Work Plan | Appendices
Project Management Milestones
Communication Plan

Update Webinar Presentation 
Jan. 15, 2013
Brochure Jan. 2013
Final Pre-Assessment ReportDevelopment Forums

Update Webinar Presentation
Sept. 19 & 26, 2013

 Brochure Sept. 2013

PHASE II

Assessment Work PlanWork PlanUpdate Webinar Presentation
Sept. 19 & 26, 2013
 Brochure Sept. 2013
Inventory, Acquire, and Evaluate Data; Develop Process Models   
Develop Geoprocessing Models, Conduct Analysis, Generate Findings; Assemble Data Packages   
Final REA Report   


Middle Rockies (MIR) REA Memos and Reports

Description

Document Link

Management questions, conservation elements, and change agentsTask 1 Final Memorandum (PDF)
Datasets for analysisTask 2 Final Memorandum (PDF)
Analytical models and tools

Task 3 Final Memorandum (PDF)

REA work plan 
Preliminary findings for review 

REA final report is in multiple PDF files

Refer to the Table of Contents in Section 1 for
detailed descriptions of each Section and Appendix.

Data, maps, and models available through the Data Portal.

MIR Final Report & Appendices A & B (Mgmt Questions & Gap Analysis)
MIR Appendix C (Description & Anaylsis)
MIR Appendix C (Invasive species)
MIR Appendix C (Climate Change)
MIR Appendix D (Coarse Filter Conservation)
MIR Appendix E (Fine Filter Conservation)
MIR Appendix E (Bighorn Sheep Conservation)
MIR Appendix F & G (Data Quality Evaluation, Figures)
MIR Appendix H (Climate Change Vulnerability)
MIR Forest Mortality Report Final


Mojave Basin and Range (MBR) REA Memos and Reports

Description

Document Link

Management questions, conservation elements, and change agentsTask 1 Final Memorandum (PDF)
Datasets for analysisTask 2 Final Memorandum (PDF)
Analytical models and toolsTask 3 Final Memorandum (PDF) 
REA work planTask 4 Final Workplan (PDF)
Preliminary findings for reviewTask 5 Final: Day 1A, 1B and Day 2A, 2B.  (PDFs)

REA final report

Refer to the Table of Contents for detailed descriptions of each Section and Appendix.

Data, maps, and models available through the Data Portal.

MBR Final Report
MBR Appendix A (Change Agents)
MBR Appendix B (Conservation Elements)
MBR Appendix C (Places)
MBR Appendix D (Integrated Assessment)
MBR Appendix E (References)
MBR Appendix F (Case Studies)

 North Slope (NOS) REA Memos and Reports

Description

Document Link

Management questions, conservation elements, and change agentsTask 1 - Final Memorandum - Sept 2013
Datasets for analysis 
Analytical models and tools 
REA work plan 
Preliminary findings for review 
REA report, maps, and supporting documents 
REA Land Status Map 


Northern Great Basin (NGB) REA Memos and Reports

Description

Document Link

Management questions, conservation elements, and change agentsTask 1 Final Memorandum (PDF)
Datasets for analysisTask 2 Final Memorandum (PDF)
Analytical models and toolsTask 3 Final Memorandum (PDF)
REA work planTask 4 Final Workplan (PDF)
Preliminary findings for review 
REA report, maps, and supporting documents 


Northwestern Plains (NWP) REA Memos and Reports

Description

Document Link

Management questions, conservation elements, and change agentsTask 1 Final Memorandum (PDF)
Datasets for analysisTask 2 Final Memorandum (PDF)
Analytical models and toolsTask 3 Final Memorandum (PDF)
REA work plan 
Preliminary findings for review 

REA final report is in multiple PDF files

Refer to the Table of Contents in Section 1 for
detailed descriptions of each Section and Appendix.

Data, maps, and models available through the Data Portal.

NWP Final Report & Appendix A (Mgmt Questions)
NWP Appendix B (Vegetative Systems)
NWP Appendix C (Development Analysis)
NWP Appendix C (Invasive Species, Insect Outbreak)
NWP Appendix C (Climate Change)
NWP Appendix D (Evergreen Conservation)
NWP Appendix E (Mule Deer, Sage Grouse, Golden Eagle Conservation)
NWP Appendix E (Grassland Bird Conservation)
NWP Appendix F,G, H - (Quality, Intactness, Vulerability Index

Seward Peninsula (SNK) REA Memos and Reports

Description

Document Link

Management questions, conservation elements, and change agents

Task 1 Final Memorandum (PDF) 

Datasets for analysisTask 2 Final Memorandum (PDF)
Analytical models and toolsTask 3 Final Memorandum (PDF)
REA work planTask 4 Final Workplan (PDF)
Preliminary findings for review 
REA Final ReportREA Final Report 3/5/2014    Appendices A-F
REA Land Status MapLand Status Map

Sonoran Desert (SOD) REA Memos and Reports

Description

Document Link

Management questions, conservation elements, and change agentsTask 1 Final Memorandum (PDF)
Datasets for analysisTask 2 Final Memorandum (PDF)
Analytical models and toolsTask 3 Final Memorandum (PDF)
REA work planTask 4 Final Workplan (PDF)
Preliminary findings for reviewWorkshop 6 Materials Part 1 and Part 2.  (PDF)

REA final report is in multiple PDF files

Refer to the Table of Contents in Section 1 for 
detailed descriptions of each Section and Appendix.

Data, maps, and models available through the Data Portal.

SOD Sections 1, 2, 3 (BLM, Intro, Methods)
SOD Section 4.1 thru 4.2.1 (Existing Conditions)
SOD Desert Tortoise (Case Study)
SOD Sections 4.2.2  thru 4.3 (Existing Conditions)
SOD Tamarisk Insert (Case Study)
SOD Section 5.1 thru 5.4 (Climate Change)
SOD Section 6 (Findings and Applications; Glossary)
SOD Appendix A (Management Questions)
SOD Appendix B (Ecological Systems)
SOD Appendix C (Species Conservation Elements)
SOD Appendix D (Attributes and Indicators)
SOD Appendix E (Logic Models)


Southern Great Plains (SGP) REA Memos and Report

Description

Document Link

Management questions, conservation elements, and change agents 
Analytical models and tools 
REA work plan  
Preliminary findings for review  
REA report, maps, and supporting documents 
Map of SGP Ecoregions within the REAMap of SPG Ecoregions


Wyoming Basin (WYB) REA Memos and Report

 Description

 Document Link

Management questions, conservation elements, and change agentsInterim Report Completed
Analytical models and toolsInterim Report Completed
REA work plan WYB USGS Brochure
Preliminary findings for review  
REA report, maps, and supporting documents  
Wyoming Basin REA BrochureUSGS Brochure


Yukon Kuskokwim (YKL) REA Memos and Reports

Description

Document Link

Management questions, conservation elements, and change agentsTask 1 Final Memorandum (PDF)
Datasets for analysis 
Analytical models and tools 
REA work planTask 4 Final Workplan
Preliminary findings for review 
REA report, maps, and supporting documents 
REA Land Status MapLand Status Map

 
Last updated: 08-20-2014