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European Sustainable Energy Week
Sustainable Energy Days

About the events

Discover the Sustainable Energy Days

Sustainable Energy Days are activities and events organised by local public and private organisations around the world to promote renewable energy and energy efficiency. They are a key component of the European Sustainable Energy Week.

Explore the interactive map to find a Sustainable Energy Day near you.

The call to register a Sustainable Energy Day is now open until 15 June. Read the guidelines to check your eligibility before applying and make use of our tips for organising an impactful event.


Register a Sustainable Energy Day 2023

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Anyone can organise a Sustainable Energy Day!


Sustainable Energy Days take place between March and June in cities and local communities around the world. Events can be held in a variety of venues such as schools, market squares, conference centres and even online. 

Discover Sustainable Energy Days taking place near you on the interactive map:


The call to register a Sustainable Energy Day is now open until 15 June.


If you are contributing to clean, secure and efficient energy, then, the European Sustainable Energy Week is for you. In the context of the REPowerEU plan to accelerate the clean energy transition and increase Europe’s energy independence, the annual event is an opportunity to meet stakeholders promoting energy efficiency and renewable energies, learn about successful policies, and inspire innovation towards meeting the EU’s energy and climate goals.