Dr. Anna Jentsch

Scientist
Dr. Anna Jentsch
Building A 46, Room 206a (Büro)
Albert-Einstein-Straße 42-46
14473 Potsdam

Function and Responsibilities:

Postdoctoral researcher in EMERGE project (Measuring & Modelling Tectonic CO2 Emissions Through Time)

My task is to quantify present-day regional CO2 flux patterns of entire rift-segments by combining innovative drone-based CO2 flux measuring techniques with ground measurements. This will allow us to quantify the contribution of rift-related CO2 degassing to the natural carbon cycle in unprecedented detail.

Research Interests:

I am a geologist with a strong interest in the temporal and spatial variations of gas and fluid geochemistry at the geosphere-atmosphere interface, to understand the processes that drive these variations.

In recent years, I have led several expeditions to both volcanic and non-volcanic geothermal areas, evaluating and developing different methodological approaches and measurement concepts as exploration and monitoring tools. I particularly like interdisciplinary approaches to the study of geosystems on both small and larger scales.


  • Gas- and fluid geochemistry
  • Isotope geochemistry (stable and noble)
  • Water-rock interactions
  • Structural geology
  • On- and Offshore methodologies
  • Geothermal system analysis

Career:

  • 2024 - present Postdoctoral researcher EMERGE project
  • 2023 - 2024 - Postdoctoral researcher at ETH Zürich -Testing and evaluation of newly acquired offshore exploration instruments (bathymetry, ROV) in combination with structural and geochemical methods for underwater exploration at lakes in Indonesia and Switzerland, Development of an underwater gas sampling system for underwater drones
  • 2021 - 2023 - Postdoctoral researcher at GFZ,  LEAP-RE project - Geothermal Atlas 4 Africa, Mapping of low to high enthalpy geothermal resources for the development of African electricity production and a range of direct heat/cold use applications and water use.
  • 2020 - 2023 - Helmholtz Enterprise Field Study Fellowship and Spin-off Program; Establishment of start-up team and the implementation of the start-up project Fluxtec focusing on area-wide soil gas mapping to minimize the risks in geothermal exploration and monitoring
  • 2012-2015 - Research Assistant GFZ Potsdam
  • May 2014 - Aug 2014 Intership at GNS Science, New Zealand; Project "Detecting diffuse CO2 emissions along Ngapouri Fault using a Tunable Diode Laser"

Education:

  • 2017-2021 PhD at GFZ and University of Potsdam. Thesis: "Soil gas analytics for geothermal exploration and monitoring"
  • 2012-2016 MSc In Geology, University of Potsdam. Thesis: "A methodical approach to detect diffuse degassing processes across active faults within the Taupo Volcanic Zone, New Zealand"
  • 2008-2012 BSc in Geosciences, University of Potsdam. Thesis: "Risk assessment of hydraulic stimulation in deep geothermal wells"

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