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VOlatiles in LAKe Ecosystem

Project description

Volatile organic compound dynamics in freshwater environments

Volatile organic compounds (VOCs) are trace gases that are of great significance in freshwater ecosystems. Even though they are involved in critical processes in the environment, their dynamics in these environments have not been fully explored. Supported by the Marie Skłodowska-Curie Actions programme, the VOLAKE project seeks to understand the dynamics of VOCs in lake ecosystems, including their interaction with the atmosphere, vertical distribution, and their impact on the ecosystem’s health. With the use of sophisticated technology such as the eddy covariance method coupled with proton transfer reaction – time of flight – mass spectrometry (PTR-TOF-MS), the project will be able to collect continuous data using the LéXPLORE platform.

Objective

The project titled VOLAKE (Volatiles in Lake Ecosystem) aims to investigate the dynamics of volatile organic compounds (VOCs) in freshwater environments, specifically focusing on lake ecosystems. VOCs are significant trace gases that play crucial roles in climate and environmental processes, yet their behavior in freshwater settings remains largely unexplored. This research seeks to fill critical knowledge gaps regarding VOCs in lakes, particularly their exchange with the atmosphere, vertical distribution within the water column, and relationship to ecological health indicators.
The study will capitalize on advanced measurement technologies and interdisciplinary approaches to enhance understanding VOC dynamics. The objectives are threefold: first, to quantify VOC exchange between the lake and the atmosphere using eddy covariance (EC) methods; second, to map the vertical distribution of VOCs in the water column and analyze how they change over time; and third, to develop a supervised model linking VOC variability to key ecological indicators in Lake Geneva.
The project will conduct intensive field measurements over a growing season, employing a platform called LéXPLORE for continuous data collection. The methodology combines direct flux measurements with detailed analyses of water column samples, utilizing state-of-the-art techniques like PTR-TOF-MS (Proton Transfer Reaction – Time of Flight – Mass Spectrometry and machine learning for data interpretation. These models will integrate satellite remote sensing data and lake hydrodynamics to contextualize findings on a broader scale.
Ultimately, VOLAKE aims to pioneer continuous monitoring of VOC fluxes and provide a comprehensive understanding of their ecological roles. By bridging physical and biological perspectives, the project seeks to contribute significantly to ecological theories and freshwater management strategies, offering valuable insights into the impacts of environmental change on lake ecosystems.

Fields of science (EuroSciVoc)

Programme(s)

Topic(s)

Funding Scheme

HORIZON-TMA-MSCA-PF-EF - HORIZON TMA MSCA Postdoctoral Fellowships - European Fellowships

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Call for proposal

(opens in new window) HORIZON-MSCA-2024-PF-01

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Coordinator

KOBENHAVNS UNIVERSITET
Net EU contribution
€ 263 393,28
Address
NORREGADE 10
1165 KOBENHAVN
Denmark
Region
Danmark Hovedstaden Byen København
Activity type
Higher or Secondary Education Establishments
Links
Total cost
No data