John H. Chafee Coastal Barrier Resources System Digital Mapping Pilot Project. Report to Congress

摘要

;Contents: Digital mapping pilot project authority; Executive summary; Chapter 1: Overview of the coastal barrier resources system (Geomorphology of coastal barriers, value of coastal barriers, risks associated with development on coastal barriers, fish and wildlife service role in administering the coastal barrier resources act, legislation that created and modified the coastal barrier resources system); Chapter 2: Need for map modernization (Challenges associated with existing maps, benefits associated with digital maps); Chapter 3: Digital data standards, needs, and availability (National digital data standards, digital data needs and availability); Chapter 4: Digital mapping methodology (Selection of pilot project units, digital data fitting, mapping system units, mapping otherwise protected areas); Chapter 5: Pilot project results (Types of proposed boundary changes, acreage and shoreline changes, background records); Chapter 6: Costs, next steps, and conclusions (Costs, next steps, conclusions); Appendix a: glossary; Appendix b: coastal barrier resources system data needs and availability; Appendix c: summary of historical changes to the CBRS; Appendix d: pilot project unit summaries and maps; Appendix e: pilot project acreage and shoreline changes.