The dark side of spring? Pollution in our melting snow

Science Centric: With birds chirping and temperatures warming, spring is finally in the air. But for University of Toronto Scarborough (UTSC) environmental chemist Torsten Meyer, springtime has a dark side. 'During the winter months, contaminants accumulate in the snow,' says Meyer, an expert on snow-bound organic contaminants and a post-doctoral fellow at UTSC. 'When the snow melts, these chemicals are released into the environment at high concentrations.' In a specially designed, temperature-controlled laboratory......

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