Adapting to Sea Level Rise: The Role of Farmland Easements Study - - PowerPoint PPT Presentation

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Adapting to Sea Level Rise: The Role of Farmland Easements Study - - PowerPoint PPT Presentation

Dec 16, 2022 181 likes •516 views

Adapting to Sea Level Rise: The Role of Farmland Easements Study Area Study Area 44% of tidal flats may disappear 52% of brackish marshes lost or converted to other habitat types 25% of tidal fresh marsh lost Site 2: Skagit Bay

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Adapting to Sea Level Rise: The Role of Farmland Easements

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Study Area Study Area

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  • 44% of tidal flats may disappear
  • 52% of brackish marshes lost or

converted to other habitat types

  • 25% of tidal fresh marsh lost
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Site 2: Skagit Bay

Initial Condition 27.3 Inches by 2100 11.2 Inches by 2050 No Dikes No Dikes

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The Problem The Problem

  • Loss of coastal

Loss of coastal wetlands due to wetlands due to submergence submergence

  • Wetlands cannot

Wetlands cannot migrate inland migrate inland because of human because of human infrastructure or infrastructure or geomorphology geomorphology

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“ “In the next century, the majority of In the next century, the majority of America America’ ’s tidal wetlands could be s tidal wetlands could be replaced by a wall, not because replaced by a wall, not because anyone decided that this should anyone decided that this should happen but because no one decided happen but because no one decided it should not. it should not.” ”

James Titus 1998 James Titus 1998

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Sea Level Rise Initiative

  • Direct Programs
  • Science
  • Policy
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Direct Programs

Farmland Easements

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Easement Terms

  • Purchase development rights
  • Farming allowed to continue indefinitely
  • Lands eventually placed on the conservation

buyer’s market

  • Buyer assumes costs for restoring to estuary
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Science

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Tidal Flats Salt Marsh Brackish Marsh

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Sea Level Rise and Brant

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Brant Population Objectives

2,000 4,000 6,000 8,000 10,000 12,000 14,000 16,000 18,000 20,000

  • N. Puget

Sound Willapa Bay Tillamook Humboldt Bay

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Policy Policy

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Public Wetland Programs

  • Nearly 1 billion dollars invested in wetland

protection and restoration in the Pacific Northwest since 1991

  • NAWCA
  • Coastal Wetlands Program
  • Wetland Reserve Program
  • OWEB
  • WA SRFD