an ambitious mission
An outstanding opportunity
what is a NetZero City?
Challenge accepted?
Climate City Contract
A word from the Mayor
Political commitment
What about the people of Differdange?
5 key objectives
Differdange, a model
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NetZero Cities:

an ambitious mission

100 towns and cities in the European Union and 12 associated countries are launching a major challenge: carbon neutrality by 2030.

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for Differdange

An outstanding opportunity

Differdange was selected as one of 100 cities out of all applicants due to its achievements to date in the area of improving the quality of life and its fight against greenhouse gases, and is the only participating city in Luxembourg.Together, we are taking up the challenge of realizing the ‘100 NetZero Cities 2030’ mission.

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By the way,

what is a NetZero City?

"The aim is to achieve carbon neutrality, i.e. to seek to reduce our emissions and offset them ourselves. As a ‘Mission City’, Differdange is committed to including all the city’s stakeholders in a systemic approach. "

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Challenge accepted?

NetZeroCities is helping Differdange to overcome the structural, institutional and cultural barriers it faces in achieving climate neutrality by 2030, by bringing together 33 major city networks and research organizations from 13 countries.

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Crucial step: signing the

Climate City Contract

For the city, the journey began with the signing of the Climate City Contract, an innovative governance instrument designed to help achieve the goal of climate neutrality by 2030 by accelerating collaborative action at all levels.

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A word from the Mayor

"I am extremely proud that Differdange has been selected for this ambitious project. I have complete confidence in our citizens' commitment to making this mission a success, thereby improving our quality of life while also serving as a beacon for other European cities."
Guy Altmeisch, mayor

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Political commitment

"To have been chosen from among all the candidate towns is a testament to the soundness of the steps taken and the enormous potential offered by the town of Differdange’.
Tom Ulveling, 1st alderman

"With the support of NetZeroCities, we can confidently take the right steps toward a sustainable future. "
Zenia Charlé, Alderwoman

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What about the people of Differdange?

Every citizen, industrialist, shopkeeper or self-employed professional contributes to shaping a future worth living. Through your involvement in the thematic workshops, through your initiatives, you work towards carbon neutrality by 2030.

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for a sustainable future

5 key objectives

The city, in collaboration with its residents, has set five crucial goals to realize its vision, including improving the energy efficiency of buildings through renovations, increasing energy autonomy, reducing car traffic, improving waste management and offsetting the remaining CO2 emissions on its own territory.

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to other European cities

Differdange, a model

The designated cities, including Differdange, under the aegis of the European NetZeroCities mission, aim to achieve climate neutrality by 2030 and to encourage other cities to do the same by 2050.

Citizens’ meetings

“NetZero is not just Differdange’s project, it’s everyone’s!
Find out about the upcoming workshops offered by the NetZero 2030 mission and register online to take part, as soon as the registration window opens!” To access reports from past workshops, click here.

Saturday, 26.04.2025

from 9 AM to 12 PM

Conference room, 1535° Creative Hub, Differdange

Net Zero Déifferdeng 2030 - Energy? No Clue? No Problem!
Registration not yet open

Saturday & Sunday, 17.05.2025 – 18.05.2025

During the festival hours

Festival des Cultures, Differdange

Net Zero Déifferdeng 2030 - Culture Shift
No registration needed

Saturday, 28.06.2025

from 9 AM to 12 PM

Conference room, 1535° Creative Hub, Differdange

Net Zero Déifferdeng 2030 - Theme: Mobility
Registration not yet open

Saturday, 15.11.2025

from 9 AM to 12 PM

Conference room, 1535° Creative Hub, Differdange

Net Zero Déifferdeng 2030 - Subject: Waste Management
Registration not yet open

See all the events and workshops

United towards carbon neutrality!

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FUSILLI is a project on food and natural resources funded by the European Union's Horizon 2020 research and innovation programme under grant agreement no. 101000717. Over a four-year period, FUSILLI will focus on supporting cities in their transition to more sustainable food systems, in line with the priorities of FOOD2030. To achieve this objective, the FUSILLI project combines the expertise of 34 partners from 13 countries, including cities, universities, SMEs, NGOs and industry. This project, based in Differdange, meets the objectives set out in the Climate City Contract for the Net Zero Cities mission.

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