Nature and EnvironmentSwitzerland: Building a cement-free futureTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoNature and Environment07/02/2020July 2, 2020The global demand for housing is rising. But cement is a major source of carbon emissions. Scientists in Switzerland have developed a low-cost, cement-free concrete that has far less of an environmental impact.https://p.dw.com/p/3ehDLAdvertisement