World Sustainable Energy Days 2026
The World Sustainable Energy Days (WSED) present policies, technologies and business models which increase competitiveness and make energy more affordable. The event is a leading annual conference on the energy transition and climate neutrality with over 650 participants from more than 60 countries.
The 2026 edition will be held from 24 – 27 February 2026 in Wels/Austria organised by the OÖ Energiesparverband - Cleantech-Cluster Energy.
The motto of next year's conference is: Energy transition = energy independence. Find out more about the event on the conference website.

CALL FOR PAPERS & SPEAKERS
Get involved in the WSED 2026! Take the opportunity and share your work, projects, research results, achievements, ideas and insights with the worldwide sustainable energy community! The following options are available:

1. CALL FOR PAPERS: 
   Papers on the energy transition: energy efficiency, renewable energy, e-mobility & climate-neutrality
   We invite you to submit papers on:
      - energy transition, climate neutrality, energy security
      -  energy efficiency, renewable energy
      - solutions for buildings, industry, e-mobility
      - sustainable energy research, technologies, programmes, markets and policies
      - products, services, business models
   The papers can address the following aspects:
      - successfully realised projects
      - technical and business innovation, research results
      - policies, programmes, strategies
      - information, marketing, dissemination
      - market analyses, studies
      - innovative products
      - financing solutions and business models
      - digitisation
      - integrated approaches and solutions for energy efficiency and renewable energy sources
   → Further ideas for topics and aspects to be addressed can be found here.​
   → HOW TO PARTICIPATE? Please submit your contributions for the "Call for Papers" by e-mail to [email protected].
    
2. CALL "YOUNG ENERGY RESEARCHERS CONFERENCE": 
   Papers by young researchers on (1) biomass or (2) energy efficiency
   More Information on the event & online submission form.
    
3. PROPOSE A SPEAKER:
   Propose a speaker (yourself or someone else) using the online form.

DEADLINE: 10 October 2025
The papers will be presented in oral or poster sessions. Accepted and presented contributions can be published in the conference proceedings. 
Check the "Frequently asked questions" for further information.