Dr. Guillaume Nielsen is the NSERC Industrial Research Chair in Northern Mine Remediation at YukonU Research Centre. His research focuses on mine water treatment, mine waste management, and revegetation, with a special emphasis on the passive treatment of mine-impacted waters in cold climates. He collaborates with the Yukon mining industry and works on enhancing metal removal from cold waters through biological-chemical processes. Dr. Nielsen's partners include Newmont Goldcorp, Victoria Gold Corporation, BMC Minerals, Casino Mining Corporation, Selwyn Chihong Mining Limited, Minto Exploration, and Alexco Resources Corporation. He is also actively involved in water management projects, collaborating with industry, academia, and First Nations. Apart from his research pursuits, he enjoys outdoor activities and fieldwork.