Ernest-Louli Tewfik

Metal contamination in residential snow and indoor dust near the Horne Smelter: a citizen-science study in Rouyn-Noranda, Quebec

The Horne Smelter (Rouyn-Noranda, Quebec) is the only copper smelter in Canada and a major source of atmospheric emissions of toxic metals, including lead (Pb), arsenic (As), and cadmium (Cd). Biomonitoring studies have reported elevated exposure in nearby residents, yet limited data are available on the immediate resi...