12

Coastal Policies: Making Difficult Choices

Embed Size (px)

DESCRIPTION

Making policy choices along the coastlines is tough. To make more informed decisions, policymakers need the tools to understand how individual policies will affect their own communities. That is what I have built as part of my PhD dissertation.

Citation preview

Page 1: Coastal Policies: Making Difficult Choices
Page 2: Coastal Policies: Making Difficult Choices
Page 3: Coastal Policies: Making Difficult Choices

•  LOCAL GOVERNMENT •  Planning Departments •  Zoning Board •  Climate change panels

•  STAKEHOLDERS •  Tourist •  Coastal land owners •  Citizens

Page 4: Coastal Policies: Making Difficult Choices

Lower 9th Ward

•  Storm surge ~ 5 meters

•  Defenses ~ 4.5 meters

Page 5: Coastal Policies: Making Difficult Choices

ICE MELT + HEAT = SEA LEVEL RISE

MORE WATER, MORE MASS

+

THERMAL EXPANSION, MORE VOLUME

Page 6: Coastal Policies: Making Difficult Choices

1920 - 1990 1992 - 2003

0.5 mm/yr

1.8 mm/yr 1.3

mm/yr

1.5 mm/yr

1.7 mm/yr

3.2 mm/yr

CURRENT RATE NEARLY TWICE THE 20TH CENTURY RATE LARGELY DUE TO VOLUME CHANGES

Page 7: Coastal Policies: Making Difficult Choices
Page 8: Coastal Policies: Making Difficult Choices

U.S. Army Corps of Engineers –Beach Nourishment Projects in Florida

Governance of the Coast Coastal Hazards Management Course by coastalhazards.unc.edu

Page 9: Coastal Policies: Making Difficult Choices
Page 10: Coastal Policies: Making Difficult Choices
Page 11: Coastal Policies: Making Difficult Choices

•  “CCCL provides protection for Florida’s beaches and dunes while assuring reasonable use of real property”

•  Protects beaches and dunes by limiting development •  Creates a buffer zone based on projected 30-year

erosion •  Buildings inside buffer require special permits with

heightened building codes •  Works in conjunction with other statutes to limit

coastal armoring

Page 12: Coastal Policies: Making Difficult Choices