Thawing permafrost in Canada's Yukon is turning pristine rivers into toxic, orange acid pools, threatening biodiversity and Indigenous water sources.
Montreal records record 161 Lyme disease cases in 2025. With 38% of infections occurring locally, health officials warn of climate-driven tick expansion.
Vancouver Island faces early wildfire starts and broken temperature records as B.C. experiences a heatwave with highs 10 degrees above seasonal norms.
Health experts warn of an early and dangerous tick season in Canada. Learn about Lyme disease, emerging pathogens, and the importance of daily tick checks.