Outside/In

Dispatches from the New American Shore

Jan 27, 2022
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INSIGHT

Rampikes Make Sea Level Rise Visible

  • Rampikes are standing dead trees killed by saltwater intrusion and serve as visible markers of sea level rise.
  • Elizabeth Rush uses rampikes as a metaphor to show vulnerability and prompt the question: do you stay or do you go?.
INSIGHT

Marshes Flip From Buffer To Carbon Source

  • Tidal marshes act as coastal shock absorbers and carbon sinks that buffer waves and store carbon in their roots.
  • When inundation increases, marsh roots rot and the marsh can flip from sequestering carbon to emitting methane.
ANECDOTE

Sea Level Rise Reaches Mountain Birds

  • Rush traveled to the Oregon Cascades and found coastal tidal wetlands' decline affected mountain-breeding migratory birds.
  • Birds that breed at high elevations depend on tidal marsh stopovers, so coastal loss reverberates inland and uphill.
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