| Abstract Title | Presenter |
| Shallow gas mapping on NCS - from geological understanding to climate impact | Frode Uriansrud |
| Stable isotope fingerprinting of shallow gas in the subsurface and water of the Dutch North Sea for constraining leakage | Jurgen Foeken |
| Comparing methods for quantifying methane ebullition from an abandoned, leaking well in the Dutch North Sea | Geert de Bruin |
| Quantifying gas bubble seepage using multibeam echosounders: a scalable workflow for monitoring | Peter Urban |
| Enabling responsible offshore well abandonment with real-time methane monitoring sensors | Jaskaran Singh Malhotra |
| Oxidation of methane in seawater: Laboratory biodegradation rates as input to modelling frameworks | Sigrid Hakvag |
| Fate of dissolved methane from ocean floor seeps | Tor Nordam |
| Can we identify leaking wells in the North Sea through inexpensive modelling | Al Moghadam |
| Case study: Quantitative & Probabilistic Risk Assessment of Well Integrity Loss in the Casing- Cement-Formation System for Reducing Methane Leaks | Clement Joulin |
| A comprehensive seabed baseline for platform abandonment | Bodil Lauridsen |
| Enabling compliance with EU Regulation on the Reduction of Methane Emissions | Hans Horikx |
| Poster Title | By |
| Bubble-mediated transport of benthic micro-organisms into the water column and its implication of pelagic methane oxidation capacity at the blowout site in the North Sea | Oliver Schmale, Sebastian Jordan, Tina Treude |
| Mapping and monitoring of methane seepages from seabed to surface, insights and recommendations from a multi-year Equinor project | Lars Petter Myhre, Frode Uiransrud, Jon Basset, Ole-Marius Hafstad Solvang, Reidar Helland |
| Measuring atmospheric methane emissions from abandoned wells and natural sources: a case study from the Dutch North Sea | Ilona Velzeboer, Arjan Hensen, Pim van den Bulk, Harmen van Mansom, Geert de Bruin, Henk de Haas, Analisa Delre, Henko de Stigter, Helge Niemann, Gert-Jan Reichart |
| Vessel-based methane emissions quantification of oil and gas platforms in the Dutch North Sea | Ilona Velzeboer, Gerrit Jan de Bruin, Marc van Dijken, Pim van den Bulk, Harmen van Mansom, Arjan Hensen |
| Extracting methane bubble metrics from Aris imaging-sonar datasets using machine learning | Samantha Kim, Geert de Bruin, Cees van Middelkoop |
| Well associated gas seeps from exploration wells on the Norwegian Continental Shelf | Rune Mattingsdal, Stefan Bunz, Stephane Polteau, Adriano Mazzini, Giuliana Panieri, Claudio Argentino, Pavel Servo, Henry Patton |
| Enabling compliance with EU Regulation on the Reduction of Methane Emissions | Hans Horikx, Paul Feng, Simon I. Andersen, Charlotte N. Larsen |
| Methane at abandoned wells in the German North Sea - Results of 2 research cruises in 2019 and 2021 | Martin Blumenberg, Stefan Schloemer, Miriam Roemer, Katja Heeschen |
| Using Field-Proven Passive Chemomechanical Solutions to Address EU Emissions Monitoring and Measurement Challenges | Jim Gordon |
| Distributed Sensor Networks for Monitoring Methane Leaks near Abandoned Wells | Monica Marot Frimann Andresen, Jaskaran Singh Malhotra, Simon Ivar Andersen |
| Subsidence and Plugged / Decommissioned Wells: New Plugging Materials to Counteract the Negative Effects | Carl Frederik Gyllenhammar |
| Natural methane seepage and Fluid Migration Pathways in the Tampen Slide: Insights from Structural and Seismic Analyses | Akash Trivedi, Stefan Buenz, Rune Mattingsdal, Stephane Polteau, Adriano Mazzini, Benedicte Ferre |
| Calibration of multibeam echosounder bubble plume measurements using a controlled bubble plume generator | Laurens van der Marel, Geert de Bruin, Peter Urban, Gert-Jan Reichart |
| Guarded by Carbonates: The Sentinel Seep of the Norwegian Trench | Stefan Buenz, Akash Trivedi, Rune Mattingsdal, Stephane Polteau, Andriano Mazzini, Benedicte Ferre |
| Where methane seeps meet cold=water corals in northern Norway - variability, habitat controls, and dissolved flux | Benedicte Ferre, Claudio Argentino, Thibaut Barreyre, Hans Christopher Bernstein, Jorge Corrales-Guerrero, Knut Ola Dolven, Luca Fallati, Tina Kutti, Giuliana Panieri, Sebastian Petters, Samuel Rastrick, Muhammed Fatih Sert |
| Going beyond the log - from cement bond logging to barrier verification - consistency in zonal isolation assessments | Sigrid Kramer |
| Enabling responsible offshore well abandonment with real-time methane monitoring sensors | Jaskaran Singh Malhotra, Simon Ivan Andersen, Jonas Sundberg |
| Evaluating Methane seepage from decommissioned offshore wells in the context of Natural Marine Emissions | Andy Hill, Ian Taylor and Ping Teo |
| Methane dynamics at abandoned wells and natural seepage sites in the North Sea (Dutch EEZ) | A. Delre, G. de Bruin, I. Velzeboer, H. de Haas, F. Mienis, H.C. de Stigter, J. Riekenberg, R.L. van Dijk, R.M. Huybens, J.C. Engelmann, G.J. Reichart, H. Niemann |
| Research overview project MeNorth (Methane Emissions in the North Sea) - a NIOZ, TNO and SodM joint adventure | Helge Niemann, Annalisa Delre, Geert de Bruin, Barend van Engelenburg, Henk de Haas, Rosanne Huybens, Henko de Stigter, Ilona Velzeboer, Noortje Versteijlen, Martin Wilpshaar, Gert-Jan Reichart |
| Modelling Focused Fluid Flow in the Subsurface for Methane Emission Assessment in the North Sea | Lawrence H. Wang, Viktoriya Yarushina, Stephane Polteau, Adriano Mazzini |
| Spatial distribution and morphology of methane-derived authigenic carbonates, or ‘ bubbling reefs’ in the Danish offshore environment | Carlotte N. Blok, Zyad Al-Hamdani, Mikkel S. Andersen, Lars Ø. Hansen, Isak R |
| Gliding with methane sensors | Laurent Beguery, Felix Margirier, Alexandre Heumann |
| Fluctuations in methane emissions from a leaking well in the Dutch North Sea | Geert de Bruin, Peter Urban, Mehdy Ghasemzadeh Diva, Helge Niemann, Gert-Jan Reichart |
| Origin and Transport Pathways of Dissolved Methane in the German Bight | Yanan Zhao, Ingeborg Bußmann, Vera Sidorenko |
| Biochemically reactive transport modelling to assess pre-abandonment environmental baselines of mature offshore hydrocarbon fields in the North Sea | Amour F., Mahmoodia A., Cherikia A.A.C., Prinsb L., and Nicka, H.M. |
| Probalistic Modelling of Methane Leakage through Legacy Wells in the North Sea | Khazali A.R., Cheriki A.A.C., Nick H. |
| WELLFATE | Stéphane Polteau, Adriano Mazzini, Stefan Buenz, Mahmoud Khalifeh, Bénédicte Ferré |
| Natural methane seepage at Berta salt diapir located in the Northwestern part of the German North Sea | Miriam Römer, Martin Blumenberg, Yann Marcon, Stefan Schlömer, Hendrik Müller, Katja Heeschen, Katrin Schwalenberg |