Underground facility to reduce CO2 emissions
Flughafen Zürich AG is building an underground energy centre to reduce the company's own emissions. A seasonal energy storage facility in an ice-age glacier channel and a low-temperature network are…
Sustainability
Zurich focusses on the future
The latest issue of Zürcher Umweltpraxis und Raumentwicklung clearly shows that the commitment to climate and environmental protection is bearing fruit. The Canton of Zurich takes its responsibility for the…
Where electricity will come from in 2050
Switzerland wants to be climate-neutral by 2050 and at the same time phase out nuclear energy. To meet this dual challenge, a massive expansion of photovoltaics and wind power is…
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Densification changes cities
Building densification is progressing in the five largest Swiss urban centres. New flats are being built on brownfield sites and through replacement construction, often at the expense of lower-income households.…
Swiss PV Circle lays the foundations for the reuse of solar modules
SENS eRecycling and Swissolar from Zurich have completed the Swiss PV Circle project together with the Bern University of Applied Sciences. The aim was to promote the reuse of photovoltaic…
New recycling centre to become a pioneering project in the circular economy
The city of Zurich is planning to replace the disused Hagenholz recycling centre with a new recycling centre. The building is designed as a pilot project for circular construction. The…
AirBattery and CAES as the key to the energy transition
Compressed Air Energy Storage (CAES) is a new generation of long-term storage systems. Underground compressed air systems such as the AirBattery could secure the power supply efficiently, economically and in…
Think circularly, build together
How can construction be designed in such a way that materials are not consumed but reused? This question is at the centre of the Circular Time Lab at Lucerne University…
Europe’s electricity mix is changing
In the first half of 2025, solar power generation reached new highs across Europe, especially in Germany. At the same time, a windless spring led to a decline in wind…
Climate fund Stadtwerk Winterthur awards grants
The Stadtwerk Winterthur climate fund has awarded CHF 70,000 in funding for regional climate protection, energy efficiency and CO2 reduction projects. This year's beneficiaries are Next Gas GmbH from Kloten…
Blue-green algae material stores CO2 on building facades
Researchers at the Swiss Federal Institute of Technology in Zurich (ETH) are developing an organic material that binds carbon dioxide from the air and uses it to form biomass and…
Unsere Empfehlungen
A fund to strengthen vocational training
The Canton of Zurich's Vocational Training Fund has established itself as a mainstay of the dual education system. With over CHF 23 million, it supports training companies, promotes practical innovations…
EMPA wins Building Award 2025
Empa receives the prestigious Building Award 2025 for a pioneering concrete process. With the help of biochar pellets, the building material is not only climate-friendly, but also actively stores CO₂.…
Walz 4.0 brings construction into the digital future
Mit dem Interreg-Projekt Walz 4.0 entsteht in der Vierländerregion Bodensee ein ambitioniertes Modell für nachhaltiges Bauen. Unter der Leitung der ZHAW werden handwerkliches Know-how, akademisches Wissen und digitale Technologien verknüpft.…
Building envelope as a living CO₂ filter
A research team at ETH Zurich has developed a novel, 3D-printable building material that stores carbon dioxide not only in biomass, but also in the form of mineral compounds. The…
Basel-Stadt tests CO2-neutral concrete in pedestrian zones
The canton of Basel-Stadt is currently trialling new furniture for Basel's meeting zones. CO2-neutral and cement-reduced concrete is being tested for the production of benches and plant troughs. The aim…
Digital modelling reduces CO2 in cement production
A research team at the Paul Scherrer Institute (PSI) is looking for cement formulations that reduce CO2-intensive clinker in cement mixtures. The researchers used a modelling method supported by artificial…
HORTUS sets a new benchmark for sustainable construction
HORTUS, a new type of office building that focuses on radical sustainability, from construction to operation, has opened in Allschwil. The project is part of the Switzerland Innovation Park Basel…