Back to profile Contact person for... - WS (Wei-Shan) Chen PhD MSc Pages Urban infrastructure transitions In many industrialized countries the sanitary infrastructure dates back 75 years. However, old sanitary infrastructure suffers from under capacity due... Closing nutrient and carbon cycles Organic carbon and nutrients like phosphorus, nitrogen and potassium determine soil fertility. They are therefore essential for a nourishing soil and... News Double award for ETE student Wei-San Chen 18 november 2015 | Double award for ETE student Wei-San Chen - WUR News Double award for ETE student Wei-San Chen Published on November 18, 2015 In May 2015 Ph. D.... PhD student Wei-Shan Chen wins prizes for his research on valorising organic waste 2 juli 2015 | Wei-Shan Chen, PhD student in Environmental Technology and Environmental Systems Analysis at Wageningen University, won two prizes recently for his...