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MARPERWISE: Submarine permafrost and seafloor geomorphic change in the Canadian Beaufort Sea

Project description

Uncovering the mechanisms of subsea permafrost degradation in the Arctic

Degradation of submarine permafrost is a part of the climate change process. It plays a key role in transforming seafloor geomorphology, contributing to its instability. Research in this field, however, is extremely limited. To address this, the EU-funded MARPERWISE project will investigate the dimensions and degradation of submarine permafrost in the Beaufort Sea. Collecting data from a novel controlled-source electromagnetic (CSEM) system, it aims to determine the impact of permafrost degradation on seafloor geomorphic transformations and the mechanisms behind them. MARPERWISE further plans to conceptually design a remotely operated or autonomous underwater vehicle to support CSEM instruments. This will allow high-resolution mapping of submarine permafrost and groundwater discharge to better understand the Arctic’s evolving dynamics.

Objective

Submarine permafrost, a vital component of the Arctic environment, plays a significant role in geological and environmental processes. However, critical knowledge gaps persist, necessitating comprehensive investigations. Our project, 'MANPERWISE,' seeks to address these gaps and enhance our understanding of this dynamic phenomenon. Despite advancements, uncertainties surround the extent, thickness, and degradation of submarine permafrost in the Arctic. 'MANPERWISE' aims to quantify these aspects within a designated study area, employing a state-of-the-art controlled-source electromagnetic (CSEM) system developed by the University of Malta. One key objective is to unravel the intricate relationship between permafrost degradation and seafloor geomorphic changes, with a specific focus on seafloor instability. By analysing data acquired through our CSEM system and comparing it with seafloor morphology, we aim to elucidate the mechanisms driving these transformations. Furthermore, 'MANPERWISE' envisions the development of a conceptual design for a Remotely Operated Vehicle (ROV)-based or Autonomous Underwater Vehicles (AUVs)-based CSEM instrument. This advanced tool will enable high-resolution, repeat mapping of submarine permafrost and Submarine Groundwater Discharge (SGD). Such innovation promises transformative insights into the Arctic's evolving dynamics. Dissemination efforts encompass scientific publications, research conferences, seminars, a dedicated project website, and engagement with policy-makers and the general public. Guided by Prof. Charles K. Paull (MBARI), Prof. Aaron Micallef (University of Malta), and Prof. Mark Everett (Texas A&M University), ‘MANPERWISE’ addresses critical knowledge gaps in submarine permafrost dynamics, offering insights with implications that extend beyond the Arctic region to global climate processes.

Fields of science (EuroSciVoc)

Keywords

Programme(s)

Topic(s)

Funding Scheme

HORIZON-TMA-MSCA-PF-GF - HORIZON TMA MSCA Postdoctoral Fellowships - Global Fellowships

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Call for proposal

(opens in new window) HORIZON-MSCA-2023-PF-01

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Coordinator

UNIVERSITA TA MALTA
Net EU contribution
€ 259 429,92
Address
TAL OROQQ
MSD 2080 MSIDA
Malta
Region
Malta Malta Malta
Activity type
Higher or Secondary Education Establishments
Links
Total cost
No data

Partners (3)