Alena Frehner

Work at ZHAW

Position

Research Assistant, Life Cycle Assessment Research Group

Focus

Life Cycle Assessment

Education and Continuing education

Education

• MSc Environment and Natural Resources
  Zurich University of Applied Sciences
  2020 - 2022
• BSc of Applied Sciences in Animal Management
  VHL University of Applied Sciences
  2016 - 2020

Network

Social media

LinkedIn

Projects

• CYCLEWIND - Harmonised Life Cycle Assessment for Wind Power / Deputy project leader / laufend
• NPower - balancing Nitrogen and Phosphorus flows by budgeting at Regional scale / Team member / laufend
• Fostering Biodiversity Footprint Management Along Value Chains / Team member / laufend
• Updated Life Cycle Inventories Data of Wind Power / Team member / laufend
• Multifuel SOFC system with Maritime Energy Vectors / Team member / laufend
• C-Atoms for Circular Chemistry (CO2NVERT) / Team member / laufend

Publications

• Frehner, Alena; Stucki, Matthias; Itten, René,

  2024.

  Are alpine floatovoltaics the way forward? Life-cycle environmental impacts and energy payback time of the worlds’ first high-altitude floating solar power plant.

  Sustainable Energy Technologies and Assessments.

  68(103880).

  Available from: https://doi.org/10.1016/j.seta.2024.103880

• Frehner, Alena; Stucki, Matthias; Kröhnert, Hanna,

  2023.

  How green is a green façade? : life cycle assessment of a façade greening at a Swiss hospital [poster].

  In:

  11th International Conference on Life Cycle Management (LCM), Lille, France, 6-8 September 2023.

  Wädenswil:

  ZHAW Zurich University of Applied Sciences.

  Available from: https://doi.org/10.21256/zhaw-30529

• Frehner, Alena; Itten, René,

  2023.

  Life cycle assessment of bio-based materials : environmental impacts of the value chain from cyanobacteria to PHB [poster].

  In:

  11th International Conference on Life Cycle Management (LCM), Lille, France, 6-8 September 2023.

  Wädenswil:

  ZHAW Zurich University of Applied Sciences.

  Available from: https://doi.org/10.21256/zhaw-30499

• Frehner, Alena; Stucki, Matthias,

  2025.

  Sustainable algal proteins produced on potato and other controlled agri-food streams: A’propos project : environmental impact assessment of microalgae production as feedstuff (WP4).

  Wädenswil:

  ZHAW Zurich University of Applied Sciences.

  Available from: https://doi.org/10.21256/zhaw-32567

• Frehner, Alena; Itten, René; Stucki, Matthias,

  2022.

  Life cycle assessment of bio-based materials : environmental impacts of the value chain from cyanobacteria to PHB.

  Schriftenreihe Erneuerbare Energien, Bodenökologie, Ökobilanzierung, Ökotechnologie und Aquakultur

  .

  Wädenswil:

  ZHAW Zürcher Hochschule für Angewandte Wissenschaften.

  Available from: https://doi.org/10.21256/zhaw-26461

• Frehner, Alena,

  2022.

  Floating Solar im Hochgebirge: die Solartechnologie der Zukunft? : Ökobilanz einer schwimmenden Solaranlage in den Schweizer Alpen.

  IUNR Magazin.

  2022(2), pp. 12-13.

  Available from: https://doi.org/10.21256/zhaw-27879

• Frehner, Alena; Kröhnert, Hanna; Stucki, Matthias,

  2022.

  Umweltauswirkungen von Fassadenbegrünungen : Ökobilanz der Fassadenbegrünung am Triemli-Turm in Zürich.

  Zürich:

  Stadt Zürich, Amt für Hochbauten.

  Available from: https://doi.org/10.21256/zhaw-25953

• Frehner, Alena; Itten, René; Stucki, Matthias,

  2024.

  The challenge of integrating the triple bottom line : LCSA of a multi-fuel propulsion system for sustainable shipping.

  In:

  88th LCA Discussion Forum Frontiers in Life Cycle Sustainability Assessment – How can Life Cycle Thinking embrace the Triple Bottom Line?, Wädenswil, Switzerland, 22 November 2024.

  Available from: https://video.ethz.ch/events/lca/2024/autumn/88th/17a26c55-7457-4369-bf5d-a89bd7b2168f.html

• Frehner, Alena; Itten, René; Stucki, Matthias,

  2023.

  Decarbonizing maritime shipping : life cycle sustainability assessment of a multi-fuel capable propulsion system based on solid oxide fuel cell technology.

  In:

  11th International Conference on Life Cycle Management (LCM), Lille, France, 6-8 September 2023.

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