Tidal inlet expansion from sea level rise

J.H. Nienhuis, L. Portos-Amill, H.E. de swart, M.R.W. Roebeling

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Abstract

Tidal inlets are expected to expand as sea-level rise accelerates, and, in extreme cases, might fully drown barrier islands. Here we report on field observations and model predictions of tidal inlet expansion. Field observations show that many inlets globally have expanded beyond their equilibrium width, and that inlets now occupy 16% of global barrier islands. With a numerical model (BRIE-D), we have simulated barrier island response to sea-level rise, and found that most of the inlet expansion is from barrier island sediment deficits rather than tidal prism expansion. These results aid in the validation of barrier drowning against observations.
Original languageEnglish
Title of host publicationProceedings Coastal Sediments 2023
EditorsPing Wang, Elizabeth Royer, Julie D Rosati
Place of PublicationSouth Florida
PublisherWorld Scientific
Pages71-76
ISBN (Print)978-981-127-989-8
DOIs
Publication statusPublished - 23 Mar 2023
Event10th Coastal Sediments Conference, CS 2023: Inlcusive coastal science and engineering for resilient communities - Hilton New Orleans Riverside, New Orleans, United States
Duration: 11 Apr 202315 Apr 2023
Conference number: 10

Conference

Conference10th Coastal Sediments Conference, CS 2023
Abbreviated titleCS 2023
Country/TerritoryUnited States
CityNew Orleans
Period11/04/2315/04/23

Keywords

  • NLA

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