Almost 173,000 tonnes of used wood could be re-used in Switzerland as to produce valuable heat and power energy today, in addition to the 644,000 tonnes of used wood already being used.  The Swiss Federal Research Institute for Forest, Snow and Landscape Research (WSL) together with 567 companies in the construction, waste management and transport sectors reached the conclusion by conducting a nationwide survey. Nearly 1 million tonnes of used wood (accumulated on construction or demolition sites, arising from building renovations or conversions or in the form of packaging or crushed wood waste), were produced ...