User:Jbyrd8/LA Wetland edits

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Outline

History of deltaic plain sedimentation - how LA was formed

  • New Orleans founded
  • Corps "levees only" policy
  • Great flood of 1927


Reasons for loss

  • Subsidence
  • sea level rise
  • oil and gas canals
  • navigational channels
  • levees
  • diversions that trap sediment
  • nutria


Benefits of wetlands

  • habitat
  • commercial fishing industry
  • water filtration
  • flood control capacity
  • storm buffer


Restoration

  • marsh plantings
  • dredging sediments to form new land
  • island fencing
  • christmas tree carre's
  • Sustainable Louisiana 2050

NGOs of prominence in LA wetlands

  • CRCL
  • Audubon?
  • Nature Conservancy?
  • GRN

Possible illustrations

  1. USGS/BTNEP illustrated land loss 1932-2050
  2. illustration of sediment deposition
  3. if possible, find amount of wetland loss due to each factor (nutria, channelization, salinity intrusion, etc) and make pie chart!


People to possible link with? Mark - accretion Amelia - nutria