

Pilot project measures potential of CO2 in recycled concrete
A scientific pilot project has proven that concrete can reabsorb and permanently store up to 10 percent of the CO2 produced during its manufacture. In addition, concrete enriched with CO2 is stronger. This means that the proportion of cement in recycled concrete can be

Empa researches clay as a sustainable building material
Empa researcher Ellina Bernard is working to establish clay as a sustainable alternative to concrete. To this end, additives are being sought and standards for composition and load-bearing capacity are being defined. The project is funded by the SNSF with an Ambizione

Majority wants less traffic in the city
Buchs ZH – Eine Mehrheit der Schweizer Bevölkerung ist für weniger Autos in den Städten, den Ausbau des öffentlichen Verkehrs, sie will mehr Grünflächen und mehr bezahlbaren Wohnraum, auch mithilfe staatlicher Eingriffe. Das zeigt eine Umfrage zum Zukunftsbild für nachhaltige

New school toilets to transform Sri Lanka’s construction industry
With the construction of toilet facilities at a school in Sri Lanka, the Laboratory of Construction and Architecture at the Swiss Federal Institute of Technology Lausanne (EPFL) is demonstrating how the industrial restructuring of construction in the country can succeed. The prototype is based on

Cantonal properties in Riehen win sustainability award
Properties of the Canton of Basel-Stadt have won the international prize for sustainable architecture awarded by the University of Ferrara and the Fassa Bortolo company. The buildings on Hirtenweg in Riehen scored points for their wooden construction and socially acceptable densification of living


Mobiliar invests in heat reduction in Bern neighbourhood
Mobiliar is paying 450,000 francs for measures to reduce heat in the Breitenrain district of Bern. The municipal council has approved 1.3 million francs for this. In the course of the renovation of the utility lines by Energie Wasser Bern, Optingenstrasse is to become greener, cooler and more


Efficient asphalt recycling in Switzerland
Switzerland is built, at least as far as the road network is concerned. Therefore, despite recycling, significantly more asphalt is produced today than can be reinstalled in new roads. Empa researcher Martins Zaumanis has set himself the goal of increasing the recycled content of asphalt - with

Steiner initiates construction of wooden building in Ostermundingen
Steiner is tackling the construction of the NIDO project. As part of the project, the Zurich-based real estate developer is building 17 condominiums in Ostermundigen using timber construction. The building will also have an arcade and outdoor

10 million Swiss francs in funding for concrete recycling technology
Sikas is being specifically promoted as part of a climate protection programme. This is a new type of concrete recycling process that enables the complete recycling of old concrete and binds CO2 at the same time. In order to support the use of the technology, the Swiss Climate Cent Foundation

“Green” asphalt: a milestone towards climate-friendly road construction
The Department of Construction and Transport of the Canton of Basel-Stadt has developed a CO2-negative asphalt together with a Basel institute for building materials technology. Thanks to vegetable carbon, it binds more CO2 than it causes. The high-quality road surface should considerably reduce

Empa entwickelt recycelbaren Kunststoff für die Industrie
Forschende der Eidgenössischen Materialprüfungs- und Forschungsanstalt (Empa) in St.Gallen haben ein Epoxidharz entwickelt, das sich wiederverwerten und reparieren lässt. Damit schaffen sie einen neuen Kunststoff, der etwa beim Bau von Flugzeugen, Zügen oder bei Beschichtungen für


How do you develop climate-neutral real estate?
The exponential increase in anthropogenic greenhouse gas concentrations since industrialisation leads to an intensified greenhouse effect. This is causing irreversible damage to natural ecosystems and to our society. Mitigation and adaptation measures are crucial for the preservation of livelihoods


ZHAW wins bid for SWEET funding programme
The "reFuel.ch" consortium, led by the Swiss Federal Laboratories for Materials Testing and Research (Empa), has been awarded the SWEET funding programme. The ZHAW is involved in the project with the School of Engineering and the School of Management and Law. The Center for Energy and the

Energy Cluster invites to one-day course on photovoltaic façades
Energy Cluster invites interested parties to a one-day course on photovoltaic façades. At the Lucerne University of Applied Sciences and Arts on 12 September, the focus will be on the role of photovoltaic façades in the energy system of the





“co-operate” – a model for climate-friendly construction
The future campus of Empa and Eawag is nearing completion; it is intended to become an inspiring space for new ideas and innovations, also with a view to environmentally and climate-friendly construction of the future. The buildings and facilities are full of ideas for saving or generating energy

Zurich Wind – Zurich cooperation for the use of Zurich wind energy
EKZ, ewz and Stadtwerk Winterthur are planning a joint cooperation for the use of wind energy in the canton of Zurich. The three partners want to jointly realise wind energy projects in the potential areas to be examined by the canton of Zurich. With this cooperation, the three energy utilities are




