Session OSM 10

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Image credit: Claude Hillaire-Marcel (sinking temple on Chao Phraya delta)

Sea Level Change and the Coastal Zone: Threats for Human Societies

Convenors

Anne de Vernal, Yusuke Yokoyama, Benjamin P. Horton, Adam D. Switzer

Description

A large part of the world’s population lives in coastal areas where marine resources are readily available. However, coastal and near shore zones are particularly vulnerable to global changes, not only because of the on-going “eustatic” sea level rise, and of long-term subsidence that is enhanced near major river estuaries and deltas, but also because of variations in storminess and extreme climatic events such as cyclones in low-middle latitudes, in addition to pernicious effect of permafrost thawing in polar and subpolar regions, adding to geological hazards in general (e.g., earthquakes and tsunamis).

Beyond the effect of climate changes, the anthropogenic stress may alter coastal environments through eutrophication, ocean acidification, hypoxia, red tides, etc. In such a context, the reconstruction of natural trends and the understanding of short to long term processes in the coastal zones are critical for an assessment of their fate and a better planning of their management. We invite papers focusing on sea level change and other processes that may affect coastal and nearshore environments from low to high latitudes.

> Session abstracts (pdf)

 

Talks and Posters

Talks

Saturday, 16 February 11:00 - 12:30
Chair: Yusuke Yokoyama

11:00 - 11:15
Uncertainty on future sea level rise - implications for planning and the role of scientist qua advisor

Per Wikman-Svahn

11:15 - 11:30
Anthropocene changes in particulate and dissolved fluxes from major rivers and their impact on coastal processes: methodological issues (solicited talk)

Claude Hillaire-Marcel

11:30 - 11:45
Erosion of Arctic permafrost coasts and mobilization of dissolved organic carbon (DOC) from ground ice

Michael Fritz, Nicole Couture, Hugues Lantuit

11:45 - 12:00
The probable drivers of contemporary Effective sea level rise rate in southwest Bangladesh

John Pethick, Julian Orford

12:00 - 12:15
What can we learn from recent catastrophic coastal events in Vietnam, India, Philippines and Thailand?

Adam Switzer, Christos Gouramanis, Ying Sin Lee,, Charles Bristow, Charles Rubin, Kruawun Jankaew, S. Srinivasalu, Lam Dinh Doan, Fernando Siringan, Que Dinh Hoang

12:15 - 12:30
Using sea-level proxy data to constrain future sea-level rise

Stefan Rahmstorf

Posters

Display: Friday, 15 February and Saturday, 16 February
Author attendance: Saturday, 14:00 - 15:30
Chair: Yusuke Yokoyama


Anthropogenic impact in coastal Baltic Sea over the last 2000 years using biological proxies
Anupam Ghosh, Wenxin Ning, Helena L. Filipsson

Assessment of the Possible Impact of Climate Change on Fresh Water – Saline Water Interaction in the Coastal Aquifers of Bangladesh due to Sea-level Rise
Anwar Zahid, Khurshid Jahan

Deciphering natural trends from anthropogenically induced changes in coastal areas: example of the hypoxia in the Lower Estuary of St. Lawrence, eastern Canada
Anne de Vernal, Claude Hillaire-Marcel, Benoit Thibodeau, Dhahri Nouha

Holocene sea-level change in Sri Lanka and melting history of Antarctic ice sheet
Yusuke Yokoyama, Yosuke Miyairi, Jun'ichi Okuno, Kazuhisa Goto, Tsuyoshi Haraguchi, Hiroyuki Matsuzaki

Identification of Tsunami deposits and their impact on coastal zones: a study case of the Boca do Rio estuary (Algarve, Portugal)
Eric Font, Cristina Veiga-Pires, Manuel Pozo, Silvia Nave, Susana Costa, Francisco Ruiz Muñoz, Manuel Abad, Nuno Simões, Silvia Duarte

Late Holocene environmental change inferred from coastal lake and estuarine sediments in the Wilderness area, southern Cape, South Africa
Torsten Haberzettl, Roland Mäusbacher, Bastian Reinwarth, Siegfried Clausnitzer, Sarah Franz, Kelly Kirsten, Jussi Baade, Thomas Kasper, Lynne Quick, Gerhard Daut, Michael Meadows

Mangrove and coastal environment changes during the Holocene in the Mahanadi Delta, India
Shilpa Singh

Persistent non-solar forcing of Holocene storm dynamics in coastal sedimentary archives
Philippe Sorrel, Maxime Debret, Isabelle Billeaud, Samuel L. Jaccard, Jerry F. McManus, Bernadette Tessier

Postglacial RSL changes of White Sea according the lithological and micro-paleontological data (Kandalaksha Bay, NW Russia)
Olga Korsakova, Vasily Kolka, Nadezhda Lavrova

Postglacial-Holocene relative sea level data from the White Sea Coast, Russia
Vasily Kolka, Olga Korsakova

Tectonic geomorphology of the Holocene marginal marine basin of the Great Rann of Kachchh, Western India: Implication for pattern of emergence during historical times
Deepak Maurya, Nitesh Khonde, Archana Das, Laxman Chamyal